From: Ivan Maidanski <ivmai@mail.ru>
Date: Mon, 29 Feb 2016 21:13:57 +0000 (+0300)
Subject: Fix unchecked sigdelset() result in pthread_support
X-Git-Tag: gc7_6_0~59
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b19277e31a1828dc436d83ae029b89430a723e55;p=platform%2Fupstream%2Flibgc.git

Fix unchecked sigdelset() result in pthread_support

* pthread_support.c (GC_pthread_sigmask): Abort in case of sigdelset
failure.
---

diff --git a/pthread_support.c b/pthread_support.c
index ba5389f..559c27f 100644
--- a/pthread_support.c
+++ b/pthread_support.c
@@ -1215,7 +1215,8 @@ GC_INNER void GC_init_parallel(void)
         fudged_set = *set;
         sig_suspend = GC_get_suspend_signal();
         GC_ASSERT(sig_suspend >= 0);
-        sigdelset(&fudged_set, sig_suspend);
+        if (sigdelset(&fudged_set, sig_suspend) != 0)
+            ABORT("sigdelset failed");
         set = &fudged_set;
     }
     return(REAL_FUNC(pthread_sigmask)(how, set, oset));