tomoyo: fix sparse warning
Fix sparse warning.
$ make C=2 SUBDIRS=security/tomoyo CF="-D__cold__="
CHECK security/tomoyo/common.c
CHECK security/tomoyo/realpath.c
CHECK security/tomoyo/tomoyo.c
security/tomoyo/tomoyo.c:110:8: warning: symbol 'buf' shadows an earlier one
security/tomoyo/tomoyo.c:100:7: originally declared here
Signed-off-by: Kentaro Takeda <takedakn@nttdata.co.jp>
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: Toshiharu Harada <haradats@nttdata.co.jp>
Signed-off-by: James Morris <jmorris@namei.org>
diff --git a/security/tomoyo/tomoyo.c b/security/tomoyo/tomoyo.c
index f3ab207..cc599b3 100644
--- a/security/tomoyo/tomoyo.c
+++ b/security/tomoyo/tomoyo.c
@@ -107,13 +107,13 @@
*--end = '\0';
buflen--;
while (table) {
- char buf[32];
+ char num[32];
const char *sp = table->procname;
if (!sp) {
- memset(buf, 0, sizeof(buf));
- snprintf(buf, sizeof(buf) - 1, "=%d=", table->ctl_name);
- sp = buf;
+ memset(num, 0, sizeof(num));
+ snprintf(num, sizeof(num) - 1, "=%d=", table->ctl_name);
+ sp = num;
}
if (tomoyo_prepend(&end, &buflen, sp) ||
tomoyo_prepend(&end, &buflen, "/"))