diff options
| author | Ulrich Drepper <drepper@redhat.com> | 1997-12-09 23:49:41 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 1997-12-09 23:49:41 +0000 |
| commit | c96c01678854a5da0f653ba612abe843cc8fd896 (patch) | |
| tree | 6443f2fe283d716c8449eb3236e8587fbdcbeaa8 | |
| parent | e8cd5d9ebd545daa9ee46dbe3cc1741dc71fc107 (diff) | |
(__sigblock): Don't check int mask beyound its size.
| -rw-r--r-- | sysdeps/posix/sigblock.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sysdeps/posix/sigblock.c b/sysdeps/posix/sigblock.c index 777710b08a..efc559dcbc 100644 --- a/sysdeps/posix/sigblock.c +++ b/sysdeps/posix/sigblock.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1994, 1995, 1996 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1994, 1995, 1996, 1997 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -35,7 +35,7 @@ __sigblock (mask) else if (sizeof (unsigned long int) == sizeof (set)) *(unsigned long int *) &set = (unsigned int) mask; else - for (sig = 1; sig < NSIG; ++sig) + for (sig = 1; sig < NSIG && sig <= sizeof (mask) * 8; ++sig) if ((mask & sigmask (sig)) && __sigaddset (&set, sig) < 0) return -1; @@ -47,7 +47,7 @@ __sigblock (mask) else if (sizeof (unsigned long int) == sizeof (oset)) mask = *(unsigned long int*) &oset; else - for (sig = 1, mask = 0; sig < NSIG; ++sig) + for (sig = 1, mask = 0; sig < NSIG && sig <= sizeof (mask) * 8; ++sig) if (__sigismember (&oset, sig)) mask |= sigmask (sig); |