[PATCH] unify sys_ptrace prototype
Make sure we always return, as all syscalls should. Also move the common
prototype to <linux/syscalls.h>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c
index cd99b83..9bd8609 100644
--- a/arch/arm/kernel/ptrace.c
+++ b/arch/arm/kernel/ptrace.c
@@ -782,7 +782,7 @@
return ret;
}
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
+asmlinkage long sys_ptrace(long request, long pid, long addr, long data)
{
struct task_struct *child;
int ret;
diff --git a/arch/arm26/kernel/ptrace.c b/arch/arm26/kernel/ptrace.c
index 8a52124..cf7e977 100644
--- a/arch/arm26/kernel/ptrace.c
+++ b/arch/arm26/kernel/ptrace.c
@@ -665,7 +665,7 @@
return ret;
}
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
+asmlinkage long sys_ptrace(long request, long pid, long addr, long data)
{
struct task_struct *child;
int ret;
diff --git a/arch/frv/kernel/ptrace.c b/arch/frv/kernel/ptrace.c
index cbe03cb..cb335a1 100644
--- a/arch/frv/kernel/ptrace.c
+++ b/arch/frv/kernel/ptrace.c
@@ -106,7 +106,7 @@
child->thread.frame0->__status |= REG__STATUS_STEP;
}
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
+asmlinkage long sys_ptrace(long request, long pid, long addr, long data)
{
struct task_struct *child;
unsigned long tmp;
diff --git a/arch/h8300/kernel/ptrace.c b/arch/h8300/kernel/ptrace.c
index 05c15e8..a569fe4 100644
--- a/arch/h8300/kernel/ptrace.c
+++ b/arch/h8300/kernel/ptrace.c
@@ -57,7 +57,7 @@
h8300_disable_trace(child);
}
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
+asmlinkage long sys_ptrace(long request, long pid, long addr, long data)
{
struct task_struct *child;
int ret;
diff --git a/arch/i386/kernel/ptrace.c b/arch/i386/kernel/ptrace.c
index 7b6368b..efd11f0 100644
--- a/arch/i386/kernel/ptrace.c
+++ b/arch/i386/kernel/ptrace.c
@@ -354,7 +354,7 @@
return 0;
}
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
+asmlinkage long sys_ptrace(long request, long pid, long addr, long data)
{
struct task_struct *child;
struct user * dummy = NULL;
diff --git a/arch/ia64/ia32/sys_ia32.c b/arch/ia64/ia32/sys_ia32.c
index 3fa67ec..dc28271 100644
--- a/arch/ia64/ia32/sys_ia32.c
+++ b/arch/ia64/ia32/sys_ia32.c
@@ -36,6 +36,7 @@
#include <linux/uio.h>
#include <linux/nfs_fs.h>
#include <linux/quota.h>
+#include <linux/syscalls.h>
#include <linux/sunrpc/svc.h>
#include <linux/nfsd/nfsd.h>
#include <linux/nfsd/cache.h>
diff --git a/arch/m32r/kernel/ptrace.c b/arch/m32r/kernel/ptrace.c
index 124f7c1..078d2a0 100644
--- a/arch/m32r/kernel/ptrace.c
+++ b/arch/m32r/kernel/ptrace.c
@@ -756,7 +756,7 @@
return ret;
}
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
+asmlinkage long sys_ptrace(long request, long pid, long addr, long data)
{
struct task_struct *child;
int ret;
diff --git a/arch/m68k/kernel/ptrace.c b/arch/m68k/kernel/ptrace.c
index 8ed1b01..f7f1d2e 100644
--- a/arch/m68k/kernel/ptrace.c
+++ b/arch/m68k/kernel/ptrace.c
@@ -121,7 +121,7 @@
child->thread.work.syscall_trace = 0;
}
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
+asmlinkage long sys_ptrace(long request, long pid, long addr, long data)
{
struct task_struct *child;
unsigned long tmp;
diff --git a/arch/m68knommu/kernel/ptrace.c b/arch/m68knommu/kernel/ptrace.c
index 9724e1c..621d7b9 100644
--- a/arch/m68knommu/kernel/ptrace.c
+++ b/arch/m68knommu/kernel/ptrace.c
@@ -101,7 +101,7 @@
put_reg(child, PT_SR, tmp);
}
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
+asmlinkage long sys_ptrace(long request, long pid, long addr, long data)
{
struct task_struct *child;
int ret;
diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c
index fcceab8..f1b0f3e 100644
--- a/arch/mips/kernel/ptrace.c
+++ b/arch/mips/kernel/ptrace.c
@@ -174,7 +174,7 @@
return 0;
}
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
+asmlinkage long sys_ptrace(long request, long pid, long addr, long data)
{
struct task_struct *child;
int ret;
diff --git a/arch/ppc/kernel/ptrace.c b/arch/ppc/kernel/ptrace.c
index e7aee41..e2744b6 100644
--- a/arch/ppc/kernel/ptrace.c
+++ b/arch/ppc/kernel/ptrace.c
@@ -240,7 +240,7 @@
clear_single_step(child);
}
-int sys_ptrace(long request, long pid, long addr, long data)
+long sys_ptrace(long request, long pid, long addr, long data)
{
struct task_struct *child;
int ret = -EPERM;
diff --git a/arch/ppc64/kernel/ptrace.c b/arch/ppc64/kernel/ptrace.c
index b1c044c..b33073c 100644
--- a/arch/ppc64/kernel/ptrace.c
+++ b/arch/ppc64/kernel/ptrace.c
@@ -53,7 +53,7 @@
clear_single_step(child);
}
-int sys_ptrace(long request, long pid, long addr, long data)
+long sys_ptrace(long request, long pid, long addr, long data)
{
struct task_struct *child;
int ret = -EPERM;
diff --git a/arch/sh/kernel/ptrace.c b/arch/sh/kernel/ptrace.c
index b28919b..1fbe5a4 100644
--- a/arch/sh/kernel/ptrace.c
+++ b/arch/sh/kernel/ptrace.c
@@ -80,7 +80,7 @@
/* nothing to do.. */
}
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
+asmlinkage long sys_ptrace(long request, long pid, long addr, long data)
{
struct task_struct *child;
struct user * dummy = NULL;
diff --git a/arch/sh64/kernel/ptrace.c b/arch/sh64/kernel/ptrace.c
index fd20009..71f2eec 100644
--- a/arch/sh64/kernel/ptrace.c
+++ b/arch/sh64/kernel/ptrace.c
@@ -121,7 +121,7 @@
return 0;
}
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
+asmlinkage long sys_ptrace(long request, long pid, long addr, long data)
{
struct task_struct *child;
extern void poke_real_address_q(unsigned long long addr, unsigned long long data);
diff --git a/arch/um/include/sysdep-i386/syscalls.h b/arch/um/include/sysdep-i386/syscalls.h
index a0d5b74..57bd79e 100644
--- a/arch/um/include/sysdep-i386/syscalls.h
+++ b/arch/um/include/sysdep-i386/syscalls.h
@@ -11,7 +11,6 @@
/* Not declared on x86, incompatible declarations on x86_64, so these have
* to go here rather than in sys_call_table.c
*/
-extern syscall_handler_t sys_ptrace;
extern syscall_handler_t sys_rt_sigaction;
extern syscall_handler_t old_mmap_i386;
diff --git a/arch/v850/kernel/ptrace.c b/arch/v850/kernel/ptrace.c
index 4726b87..d6077ff 100644
--- a/arch/v850/kernel/ptrace.c
+++ b/arch/v850/kernel/ptrace.c
@@ -113,7 +113,7 @@
return 1;
}
-int sys_ptrace(long request, long pid, long addr, long data)
+long sys_ptrace(long request, long pid, long addr, long data)
{
struct task_struct *child;
int rval;
diff --git a/arch/xtensa/kernel/ptrace.c b/arch/xtensa/kernel/ptrace.c
index 2659efd..1446074 100644
--- a/arch/xtensa/kernel/ptrace.c
+++ b/arch/xtensa/kernel/ptrace.c
@@ -45,7 +45,7 @@
/* Nothing to do.. */
}
-int sys_ptrace(long request, long pid, long addr, long data)
+long sys_ptrace(long request, long pid, long addr, long data)
{
struct task_struct *child;
int ret = -EPERM;
diff --git a/include/asm-arm/unistd.h b/include/asm-arm/unistd.h
index c49df63..d626e70 100644
--- a/include/asm-arm/unistd.h
+++ b/include/asm-arm/unistd.h
@@ -544,7 +544,6 @@
asmlinkage int sys_fork(struct pt_regs *regs);
asmlinkage int sys_vfork(struct pt_regs *regs);
asmlinkage int sys_pipe(unsigned long *fildes);
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data);
struct sigaction;
asmlinkage long sys_rt_sigaction(int sig,
const struct sigaction __user *act,
diff --git a/include/asm-arm26/unistd.h b/include/asm-arm26/unistd.h
index dfa0b0c..be4c2fb 100644
--- a/include/asm-arm26/unistd.h
+++ b/include/asm-arm26/unistd.h
@@ -480,7 +480,6 @@
asmlinkage int sys_fork(struct pt_regs *regs);
asmlinkage int sys_vfork(struct pt_regs *regs);
asmlinkage int sys_pipe(unsigned long *fildes);
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data);
struct sigaction;
asmlinkage long sys_rt_sigaction(int sig,
const struct sigaction __user *act,
diff --git a/include/asm-cris/unistd.h b/include/asm-cris/unistd.h
index 28232ad..156a34b 100644
--- a/include/asm-cris/unistd.h
+++ b/include/asm-cris/unistd.h
@@ -367,7 +367,6 @@
asmlinkage int sys_vfork(long r10, long r11, long r12, long r13,
long mof, long srp, struct pt_regs *regs);
asmlinkage int sys_pipe(unsigned long __user *fildes);
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data);
struct sigaction;
asmlinkage long sys_rt_sigaction(int sig,
const struct sigaction __user *act,
diff --git a/include/asm-h8300/unistd.h b/include/asm-h8300/unistd.h
index 56a6401..56a4a56 100644
--- a/include/asm-h8300/unistd.h
+++ b/include/asm-h8300/unistd.h
@@ -528,7 +528,6 @@
asmlinkage int sys_execve(char *name, char **argv, char **envp,
int dummy, ...);
asmlinkage int sys_pipe(unsigned long *fildes);
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data);
struct sigaction;
asmlinkage long sys_rt_sigaction(int sig,
const struct sigaction __user *act,
diff --git a/include/asm-i386/unistd.h b/include/asm-i386/unistd.h
index fbaf90a..0f92e78 100644
--- a/include/asm-i386/unistd.h
+++ b/include/asm-i386/unistd.h
@@ -448,7 +448,6 @@
asmlinkage int sys_fork(struct pt_regs regs);
asmlinkage int sys_vfork(struct pt_regs regs);
asmlinkage int sys_pipe(unsigned long __user *fildes);
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data);
asmlinkage long sys_iopl(unsigned long unused);
struct sigaction;
asmlinkage long sys_rt_sigaction(int sig,
diff --git a/include/asm-ia64/unistd.h b/include/asm-ia64/unistd.h
index 3a0c695..6d96a67 100644
--- a/include/asm-ia64/unistd.h
+++ b/include/asm-ia64/unistd.h
@@ -383,8 +383,6 @@
long sys_execve(char __user *filename, char __user * __user *argv,
char __user * __user *envp, struct pt_regs *regs);
asmlinkage long sys_pipe(void);
-asmlinkage long sys_ptrace(long request, pid_t pid,
- unsigned long addr, unsigned long data);
asmlinkage long sys_rt_sigaction(int sig,
const struct sigaction __user *act,
struct sigaction __user *oact,
diff --git a/include/asm-m32r/unistd.h b/include/asm-m32r/unistd.h
index 8552d8f..ac399e1 100644
--- a/include/asm-m32r/unistd.h
+++ b/include/asm-m32r/unistd.h
@@ -452,7 +452,6 @@
asmlinkage int sys_fork(struct pt_regs regs);
asmlinkage int sys_vfork(struct pt_regs regs);
asmlinkage int sys_pipe(unsigned long __user *fildes);
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data);
struct sigaction;
asmlinkage long sys_rt_sigaction(int sig,
const struct sigaction __user *act,
diff --git a/include/asm-m68k/unistd.h b/include/asm-m68k/unistd.h
index cbabde4..c2554bc 100644
--- a/include/asm-m68k/unistd.h
+++ b/include/asm-m68k/unistd.h
@@ -444,7 +444,6 @@
unsigned long fd, unsigned long pgoff);
asmlinkage int sys_execve(char *name, char **argv, char **envp);
asmlinkage int sys_pipe(unsigned long *fildes);
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data);
struct pt_regs;
struct sigaction;
asmlinkage long sys_rt_sigaction(int sig,
diff --git a/include/asm-m68knommu/unistd.h b/include/asm-m68knommu/unistd.h
index 84b6fa1..5373988 100644
--- a/include/asm-m68knommu/unistd.h
+++ b/include/asm-m68knommu/unistd.h
@@ -504,7 +504,6 @@
unsigned long fd, unsigned long pgoff);
asmlinkage int sys_execve(char *name, char **argv, char **envp);
asmlinkage int sys_pipe(unsigned long *fildes);
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data);
struct pt_regs;
int sys_request_irq(unsigned int,
irqreturn_t (*)(int, void *, struct pt_regs *),
diff --git a/include/asm-mips/unistd.h b/include/asm-mips/unistd.h
index c9eaf4c..89ea8b6 100644
--- a/include/asm-mips/unistd.h
+++ b/include/asm-mips/unistd.h
@@ -1177,7 +1177,6 @@
unsigned long fd, unsigned long pgoff);
asmlinkage int sys_execve(nabi_no_regargs struct pt_regs regs);
asmlinkage int sys_pipe(nabi_no_regargs struct pt_regs regs);
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data);
struct sigaction;
asmlinkage long sys_rt_sigaction(int sig,
const struct sigaction __user *act,
diff --git a/include/asm-ppc/unistd.h b/include/asm-ppc/unistd.h
index 3173ab3..404c143 100644
--- a/include/asm-ppc/unistd.h
+++ b/include/asm-ppc/unistd.h
@@ -469,7 +469,6 @@
int sys_vfork(int p1, int p2, int p3, int p4, int p5, int p6,
struct pt_regs *regs);
int sys_pipe(int __user *fildes);
-int sys_ptrace(long request, long pid, long addr, long data);
struct sigaction;
long sys_rt_sigaction(int sig,
const struct sigaction __user *act,
diff --git a/include/asm-ppc64/unistd.h b/include/asm-ppc64/unistd.h
index 977bc98..6b5fcba 100644
--- a/include/asm-ppc64/unistd.h
+++ b/include/asm-ppc64/unistd.h
@@ -467,7 +467,6 @@
unsigned long p4, unsigned long p5, unsigned long p6,
struct pt_regs *regs);
int sys_pipe(int __user *fildes);
-int sys_ptrace(long request, long pid, long addr, long data);
struct sigaction;
long sys_rt_sigaction(int sig, const struct sigaction __user *act,
struct sigaction __user *oact, size_t sigsetsize);
diff --git a/include/asm-s390/unistd.h b/include/asm-s390/unistd.h
index 221e965..f97d926 100644
--- a/include/asm-s390/unistd.h
+++ b/include/asm-s390/unistd.h
@@ -590,7 +590,6 @@
asmlinkage long sys_fork(struct pt_regs regs);
asmlinkage long sys_vfork(struct pt_regs regs);
asmlinkage long sys_pipe(unsigned long __user *fildes);
-asmlinkage long sys_ptrace(long request, long pid, long addr, long data);
struct sigaction;
asmlinkage long sys_rt_sigaction(int sig,
const struct sigaction __user *act,
diff --git a/include/asm-sh/unistd.h b/include/asm-sh/unistd.h
index ea89e8f..f2c8e14 100644
--- a/include/asm-sh/unistd.h
+++ b/include/asm-sh/unistd.h
@@ -503,7 +503,6 @@
asmlinkage int sys_pipe(unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7,
struct pt_regs regs);
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data);
asmlinkage ssize_t sys_pread_wrapper(unsigned int fd, char *buf,
size_t count, long dummy, loff_t pos);
asmlinkage ssize_t sys_pwrite_wrapper(unsigned int fd, const char *buf,
diff --git a/include/asm-v850/unistd.h b/include/asm-v850/unistd.h
index 3b55209..5a86f8e 100644
--- a/include/asm-v850/unistd.h
+++ b/include/asm-v850/unistd.h
@@ -452,7 +452,6 @@
struct pt_regs;
int sys_execve (char *name, char **argv, char **envp, struct pt_regs *regs);
int sys_pipe (int *fildes);
-int sys_ptrace(long request, long pid, long addr, long data);
struct sigaction;
asmlinkage long sys_rt_sigaction(int sig,
const struct sigaction __user *act,
diff --git a/include/asm-x86_64/unistd.h b/include/asm-x86_64/unistd.h
index 11ba931..3c494b6 100644
--- a/include/asm-x86_64/unistd.h
+++ b/include/asm-x86_64/unistd.h
@@ -780,8 +780,6 @@
#include <linux/types.h>
#include <asm/ptrace.h>
-asmlinkage long sys_ptrace(long request, long pid,
- unsigned long addr, long data);
asmlinkage long sys_iopl(unsigned int level, struct pt_regs *regs);
asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int turn_on);
struct sigaction;
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index a6f03e4..c7007b1 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -491,6 +491,7 @@
asmlinkage long sys_syslog(int type, char __user *buf, int len);
asmlinkage long sys_uselib(const char __user *library);
asmlinkage long sys_ni_syscall(void);
+asmlinkage long sys_ptrace(long request, long pid, long addr, long data);
asmlinkage long sys_add_key(const char __user *_type,
const char __user *_description,