[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>
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Linus Torvalds
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e5bdd883a1
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@ -16,6 +16,7 @@
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#include <linux/smp_lock.h>
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#include <linux/ptrace.h>
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#include <linux/security.h>
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#include <linux/signal.h>
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#include <asm/pgtable.h>
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#include <asm/uaccess.h>
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@ -166,7 +167,7 @@ bad:
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int ptrace_detach(struct task_struct *child, unsigned int data)
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{
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if ((unsigned long) data > _NSIG)
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if (!valid_signal(data))
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return -EIO;
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/* Architecture-specific hardware disable .. */
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