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seccomp: swap hard-coded zeros to defined name 

For clarity, if CONFIG_SECCOMP isn't defined, seccomp_mode() is returning
"disabled". This makes that more clear, along with another 0-use, and
results in no operational change.

Signed-off-by: Kees Cook <keescook@chromium.org>
This commit is contained in:
Kees Cook 2015-06-15 15:29:16 -07:00
parent 13c4a90119
commit 221272f97c
2 changed files with 2 additions and 2 deletions
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2
include/linux/seccomp.h
View File

@ -78,7 +78,7 @@ static inline long prctl_set_seccomp(unsigned long arg2, char __user *arg3)
static inline int seccomp_mode(struct seccomp *s)
{
return 0;
return SECCOMP_MODE_DISABLED;
}
#endif /* CONFIG_SECCOMP */

2
kernel/seccomp.c
View File

@ -594,7 +594,7 @@ void secure_computing_strict(int this_syscall)
unlikely(current->ptrace & PT_SUSPEND_SECCOMP))
return;
if (mode == 0)
if (mode == SECCOMP_MODE_DISABLED)
return;
else if (mode == SECCOMP_MODE_STRICT)
__secure_computing_strict(this_syscall);