From: Bart Van Assche <bart.vanassche@wdc.com>
Date: Mon, 12 Mar 2018 21:16:56 +0000 (-0700)
Subject: stat: Fix a compiler warning in __show_run_stats()
X-Git-Tag: fio-3.6~42^2~1
X-Git-Url: https://git.kernel.dk/?p=fio.git;a=commitdiff_plain;h=afd74e2aed65786b07daefb67b334c149f584e01

stat: Fix a compiler warning in __show_run_stats()

Avoid that gcc reports the following warning on NetBSD systems:

    CC stat.o
stat.c: In function '__show_run_stats':
stat.c:1868: warning: dereferencing type-punned pointer will break strict-aliasing rules

Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
---

diff --git a/stat.c b/stat.c
index f89913ba..8a242c97 100644
--- a/stat.c
+++ b/stat.c
@@ -1860,13 +1860,14 @@ void __show_run_stats(void)
 		char time_buf[32];
 		struct timeval now;
 		unsigned long long ms_since_epoch;
+		time_t tv_sec;
 
 		gettimeofday(&now, NULL);
 		ms_since_epoch = (unsigned long long)(now.tv_sec) * 1000 +
 		                 (unsigned long long)(now.tv_usec) / 1000;
 
-		os_ctime_r((const time_t *) &now.tv_sec, time_buf,
-				sizeof(time_buf));
+		tv_sec = now.tv_sec;
+		os_ctime_r(&tv_sec, time_buf, sizeof(time_buf));
 		if (time_buf[strlen(time_buf) - 1] == '\n')
 			time_buf[strlen(time_buf) - 1] = '\0';