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authorpfg <pfg@FreeBSD.org>2017-08-01 01:23:55 +0000
committerpfg <pfg@FreeBSD.org>2017-08-01 01:23:55 +0000
commitc1d6a4e9d2c040ce00f5eba80c7c5e1a9c7b6a5d (patch)
tree7bb345500fce9ca4ad902859f86b0f7fb9b8ab44 /lib
parentefa008caeba52cf5e98c22c35d03b2d1fe9a1b6a (diff)
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MFC r320990, r321011:
libthr: Avoid checking for negative values in usigned count. Check for overflow instead.
Diffstat (limited to 'lib')
-rw-r--r--lib/libthr/thread/thr_barrier.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/libthr/thread/thr_barrier.c b/lib/libthr/thread/thr_barrier.c
index dd8f48e..2c47f13 100644
--- a/lib/libthr/thread/thr_barrier.c
+++ b/lib/libthr/thread/thr_barrier.c
@@ -100,7 +100,7 @@ _pthread_barrier_init(pthread_barrier_t *barrier,
pthread_barrier_t bar;
int pshared;
- if (barrier == NULL || count <= 0)
+ if (barrier == NULL || count == 0 || count > INT_MAX)
return (EINVAL);
if (attr == NULL || *attr == NULL ||
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