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 (file)
--- 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 */};
 }