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-rw-r--r--sysdeps/posix/sigvec.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/sysdeps/posix/sigvec.c b/sysdeps/posix/sigvec.c
index 59d30f2d29..12285fad66 100644
--- a/sysdeps/posix/sigvec.c
+++ b/sysdeps/posix/sigvec.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 92, 94, 95, 96 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 92, 94, 95, 96, 97 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
@@ -62,7 +62,7 @@ convert_mask (set, mask)
if (__sigemptyset (set) < 0)
return -1;
- 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;
}
@@ -138,9 +138,9 @@ __sigvec (sig, vec, ovec)
else if (sizeof (unsigned long int) == sizeof (sigset_t))
mask = *(unsigned long int *) &old.sa_mask;
else
- for (i = 1; i < NSIG; ++i)
- if (__sigismember(&old.sa_mask, i))
- mask |= sigmask(i);
+ for (i = 1; i < NSIG && i <= sizeof (mask) * 8; ++i)
+ if (__sigismember (&old.sa_mask, i))
+ mask |= sigmask (i);
ovec->sv_mask = mask;
ovec->sv_flags = 0;