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| author | Jesper Juhl <juhl-lkml@dif.dk> | 2005-05-01 08:59:14 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-05-01 08:59:14 -0700 |
| commit | 7ed20e1ad521b5f5df61bf6559ae60738e393741 (patch) | |
| tree | 90931724e45eaedb3445314e8b94e78253642395 /kernel/ptrace.c | |
| parent | e5bdd883a189243541e7a132385580703b049102 (diff) | |
| download | lwn-7ed20e1ad521b5f5df61bf6559ae60738e393741.tar.gz lwn-7ed20e1ad521b5f5df61bf6559ae60738e393741.zip | |
[PATCH] convert that currently tests _NSIG directly to use valid_signal()
Convert most of the current code that uses _NSIG directly to instead use
valid_signal(). This avoids gcc -W warnings and off-by-one errors.
Signed-off-by: Jesper Juhl <juhl-lkml@dif.dk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel/ptrace.c')
| -rw-r--r-- | kernel/ptrace.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/ptrace.c b/kernel/ptrace.c index f5cc1cec0fb4..8dcb8f6288bc 100644 --- a/kernel/ptrace.c +++ b/kernel/ptrace.c @@ -16,6 +16,7 @@ #include <linux/smp_lock.h> #include <linux/ptrace.h> #include <linux/security.h> +#include <linux/signal.h> #include <asm/pgtable.h> #include <asm/uaccess.h> @@ -166,7 +167,7 @@ bad: int ptrace_detach(struct task_struct *child, unsigned int data) { - if ((unsigned long) data > _NSIG) + if (!valid_signal(data)) return -EIO; /* Architecture-specific hardware disable .. */ |