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authorWeiguo Li <liwg06@foxmail.com>2022-03-11 16:07:16 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2022-03-12 16:49:13 +0300
commit073a15c3512f6b8d36c0c05992cf31e845f4dfe0 (patch)
tree8faeb752c72bc90de45cc70bf9a53eeb99801912 /tools
parenta7a72631f62445e3671b7cab5ad01f856c1aa90d (diff)
downloadlinux-073a15c3512f6b8d36c0c05992cf31e845f4dfe0.tar.xz
perf bench: Fix NULL check against wrong variable
We did a NULL check after "epollfdp = calloc(...)", but we checked "epollfd" instead of "epollfdp". Signed-off-by: Weiguo Li <liwg06@foxmail.com> Acked-by: Davidlohr Bueso <dave@stgolabs.net> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Davidlohr Bueso <dbueso@suse.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: https://lore.kernel.org/r/tencent_B5D64530EB9C7DBB8D2C88A0C790F1489D0A@qq.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/bench/epoll-ctl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/bench/epoll-ctl.c b/tools/perf/bench/epoll-ctl.c
index 740ae764537e..134612bde0cb 100644
--- a/tools/perf/bench/epoll-ctl.c
+++ b/tools/perf/bench/epoll-ctl.c
@@ -106,7 +106,7 @@ static void nest_epollfd(void)
printinfo("Nesting level(s): %d\n", nested);
epollfdp = calloc(nested, sizeof(int));
- if (!epollfd)
+ if (!epollfdp)
err(EXIT_FAILURE, "calloc");
for (i = 0; i < nested; i++) {