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| author | Martin Storsjö <martin@martin.st> | 2022-05-25 10:27:37 +0300 |
|---|---|---|
| committer | Martin Storsjö <martin@martin.st> | 2022-08-08 23:39:13 +0300 |
| commit | 5cdf4c0beda54c8fa5da7914c05b9ee28332c9b5 (patch) | |
| tree | f08ac695fe6ff09152ae0f9bb4d6a4b873c6604e /tests/checkasm/checkasm.h | |
| parent | a5e025e826789164569d2ff44a784cd3f953eaca (diff) | |
| download | ffmpeg-5cdf4c0beda54c8fa5da7914c05b9ee28332c9b5.tar.gz | |
checkasm: Silence warnings about unused return value from read()
This codepath is enabled by default on arm, if the linux perf API
is available, unless disabled with --disable-linux-perf.
Signed-off-by: Martin Storsjö <martin@martin.st>
Diffstat (limited to 'tests/checkasm/checkasm.h')
| -rw-r--r-- | tests/checkasm/checkasm.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/tests/checkasm/checkasm.h b/tests/checkasm/checkasm.h index b601a98754..d7645d3730 100644 --- a/tests/checkasm/checkasm.h +++ b/tests/checkasm/checkasm.h @@ -230,8 +230,10 @@ 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() |