From 4e69b1be71fd431614aaf6d69208dabc4d7bf053 Mon Sep 17 00:00:00 2001
From: Tim Wiederhake <twiederh@redhat.com>
Date: Mon, 1 Feb 2021 13:42:01 +0100
Subject: [PATCH 086/108] virsh-domain: Fix error handling of pthread_sigmask

pthread_sigmask() returns 0 on success and "a non-zero value
on failure", but not neccessarily a negative one.

Found by clang-tidy's "bugprone-posix-return" check.

Signed-off-by: Tim Wiederhake <twiederh@redhat.com>
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
(cherry picked from commit 4f5c22b27c7580a93d45e7475580b4dd55fd0da5)
---
 tools/virsh-domain.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/tools/virsh-domain.c b/tools/virsh-domain.c
index 622972bdd4..49b2ed3a3f 100644
--- a/tools/virsh-domain.c
+++ b/tools/virsh-domain.c
@@ -4238,7 +4238,7 @@ doSave(void *opaque)
 
     sigemptyset(&sigmask);
     sigaddset(&sigmask, SIGINT);
-    if (pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask) < 0)
+    if (pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask) != 0)
         goto out_sig;
 #endif /* !WIN32 */
 
@@ -4768,7 +4768,7 @@ doManagedsave(void *opaque)
 
     sigemptyset(&sigmask);
     sigaddset(&sigmask, SIGINT);
-    if (pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask) < 0)
+    if (pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask) != 0)
         goto out_sig;
 #endif /* !WIN32 */
 
@@ -5450,7 +5450,7 @@ doDump(void *opaque)
 
     sigemptyset(&sigmask);
     sigaddset(&sigmask, SIGINT);
-    if (pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask) < 0)
+    if (pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask) != 0)
         goto out_sig;
 #endif /* !WIN32 */
 
@@ -10740,7 +10740,7 @@ doMigrate(void *opaque)
 
     sigemptyset(&sigmask);
     sigaddset(&sigmask, SIGINT);
-    if (pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask) < 0)
+    if (pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask) != 0)
         goto out_sig;
 #endif /* !WIN32 */
 
-- 
2.33.0