From: Rich Felker <dalias@aerifal.cx>
Date: Thu, 5 Mar 2015 02:46:08 +0000 (-0500)
Subject: fix signed left-shift overflow in pthread_condattr_setpshared
X-Git-Tag: v1.0.5~4
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=7987653d57b47d5dd8f90bd5b4f7736dd941a807;p=oweals%2Fmusl.git

fix signed left-shift overflow in pthread_condattr_setpshared

(cherry picked from commit 380857bf21bcffbbee2fe8ab52feadf39366d7ec)
---

diff --git a/src/thread/pthread_condattr_setpshared.c b/src/thread/pthread_condattr_setpshared.c
index bece8a26..51453e04 100644
--- a/src/thread/pthread_condattr_setpshared.c
+++ b/src/thread/pthread_condattr_setpshared.c
@@ -4,6 +4,6 @@ int pthread_condattr_setpshared(pthread_condattr_t *a, int pshared)
 {
 	if (pshared > 1U) return EINVAL;
 	a->__attr &= 0x7fffffff;
-	a->__attr |= pshared<<31;
+	a->__attr |= (unsigned)pshared<<31;
 	return 0;
 }