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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 /arch/frv/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 'arch/frv/kernel/ptrace.c')
| -rw-r--r-- | arch/frv/kernel/ptrace.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/frv/kernel/ptrace.c b/arch/frv/kernel/ptrace.c index 2a0efb739adc..cbe03cba9f02 100644 --- a/arch/frv/kernel/ptrace.c +++ b/arch/frv/kernel/ptrace.c @@ -20,6 +20,7 @@ #include <linux/user.h> #include <linux/config.h> #include <linux/security.h> +#include <linux/signal.h> #include <asm/uaccess.h> #include <asm/page.h> @@ -239,7 +240,7 @@ asmlinkage int sys_ptrace(long request, long pid, long addr, long data) case PTRACE_SYSCALL: /* continue and stop at next (return from) syscall */ case PTRACE_CONT: /* restart after signal. */ ret = -EIO; - if ((unsigned long) data > _NSIG) + if (!valid_signal(data)) break; if (request == PTRACE_SYSCALL) set_tsk_thread_flag(child, TIF_SYSCALL_TRACE); @@ -267,7 +268,7 @@ asmlinkage int sys_ptrace(long request, long pid, long addr, long data) case PTRACE_SINGLESTEP: /* set the trap flag. */ ret = -EIO; - if ((unsigned long) data > _NSIG) + if (!valid_signal(data)) break; clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE); ptrace_enable(child); |