[PATCH] fix task_struct leak in ptrace
When ptrace_attach fails we need to drop the task_struct reference.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index b88d418..17ee7e5 100644
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -470,7 +470,7 @@
if (request == PTRACE_ATTACH) {
ret = ptrace_attach(child);
- goto out;
+ goto out_put_task_struct;
}
ret = ptrace_check_attach(child, request == PTRACE_KILL);