From: Frédéric Bérat <fberat@redhat.com>
Date: Fri, 28 Apr 2023 12:21:33 +0000 (+0200)
Subject: sysdeps/pthread/eintr.c: fix warn unused result
X-Git-Tag: upstream/2.39~745
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7aec73c40691b7dfa48d22941ff72238aebe82eb;p=platform%2Fupstream%2Fglibc.git

sysdeps/pthread/eintr.c: fix warn unused result

Fix unused result warnings, detected when _FORTIFY_SOURCE is enabled in
glibc.

Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
---

diff --git a/sysdeps/pthread/eintr.c b/sysdeps/pthread/eintr.c
index 000649d..1619139 100644
--- a/sysdeps/pthread/eintr.c
+++ b/sysdeps/pthread/eintr.c
@@ -31,10 +31,12 @@ eintr_handler (int sig)
 {
   if (sig != the_sig)
     {
-      write (STDOUT_FILENO, "eintr_handler: signal number wrong\n", 35);
+      /* empty if statement avoids warn unused result */
+      if (write (STDOUT_FILENO,
+		 "eintr_handler: signal number wrong\n", 35) < 35) {};
       _exit (1);
     }
-  write (STDOUT_FILENO, ".", 1);
+  if (write (STDOUT_FILENO, ".", 1)) {/* Avoid warn unused result */};
 }