From a952fcda58cd7aa191140fc9e7d453df212b9117 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20B=C3=A9rat?= <fberat@redhat.com>
Date: Thu, 1 Jun 2023 16:27:44 +0200
Subject: nptl_db/thread_dbP.h: fix warn unused result

Fix unused result warnings, detected when _FORTIFY_SOURCE is enabled in
glibc.
Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
---
 nptl_db/thread_dbP.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/nptl_db/thread_dbP.h b/nptl_db/thread_dbP.h
index 8845722..b52c254 100644
--- a/nptl_db/thread_dbP.h
+++ b/nptl_db/thread_dbP.h
@@ -61,7 +61,9 @@ enum
 
 /* Comment out the following for less verbose output.  */
 #ifndef NDEBUG
-# define LOG(c) if (__td_debug) write (2, c "\n", strlen (c "\n"))
+# define LOG(c) \
+  if (__td_debug) \
+    assert (write (2, c "\n", strlen (c "\n")) == strlen (c "\n"))
 extern int __td_debug attribute_hidden;
 #else
 # define LOG(c)
-- 
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