From: "Martin Storsjö" <martin@martin.st>
To: ffmpeg-devel@ffmpeg.org
Subject: [FFmpeg-devel] [PATCH] checkasm: Silence warnings about unused return value from read()
Date: Wed, 25 May 2022 10:43:38 +0300
Message-ID: <20220525074338.7879-1-martin@martin.st> (raw)
This codepath is enabled by default on arm, if the linux perf API
is available, unless disabled with --disable-linux-perf.
---
tests/checkasm/checkasm.h | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/tests/checkasm/checkasm.h b/tests/checkasm/checkasm.h
index a86db140e3..7fd1e1606d 100644
--- a/tests/checkasm/checkasm.h
+++ b/tests/checkasm/checkasm.h
@@ -229,8 +229,10 @@ typedef struct CheckasmPerf {
ioctl(sysfd, PERF_EVENT_IOC_ENABLE, 0); \
} while (0)
#define PERF_STOP(t) do { \
+ int ret; \
ioctl(sysfd, PERF_EVENT_IOC_DISABLE, 0); \
- read(sysfd, &t, sizeof(t)); \
+ ret = read(sysfd, &t, sizeof(t)); \
+ (void)ret; \
} while (0)
#elif CONFIG_MACOS_KPERF
#define PERF_START(t) t = ff_kperf_cycles()
--
2.32.0 (Apple Git-132)
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next reply other threads:[~2022-05-25 7:43 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-25 7:43 Martin Storsjö [this message]
2022-07-27 18:02 ` Swinney, Jonathan
2022-07-27 18:09 ` Andreas Rheinhardt
2022-08-05 6:18 ` Martin Storsjö
2022-08-08 20:39 ` Martin Storsjö
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