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* [PATCH] perf bench: Fix null check
@ 2022-03-11 13:07 Weiguo Li
  2022-03-11 19:08 ` Davidlohr Bueso
  0 siblings, 1 reply; 3+ messages in thread
From: Weiguo Li @ 2022-03-11 13:07 UTC (permalink / raw)
  To: dave, dbueso, peterz, mingo, acme
  Cc: mark.rutland, alexander.shishkin, jolsa, namhyung,
	linux-perf-users, linux-kernel

We did a null check after "epollfdp = calloc(...)", but we checked
"epollfd" instead of "epollfdp".

Signed-off-by: Weiguo Li <liwg06@foxmail.com>
---
 tools/perf/bench/epoll-ctl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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++) {
-- 
2.25.1



^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] perf bench: Fix null check
  2022-03-11 13:07 [PATCH] perf bench: Fix null check Weiguo Li
@ 2022-03-11 19:08 ` Davidlohr Bueso
  2022-03-12 13:49   ` Arnaldo Carvalho de Melo
  0 siblings, 1 reply; 3+ messages in thread
From: Davidlohr Bueso @ 2022-03-11 19:08 UTC (permalink / raw)
  To: Weiguo Li
  Cc: dbueso, peterz, mingo, acme, mark.rutland, alexander.shishkin,
	jolsa, namhyung, linux-perf-users, linux-kernel

On Fri, 11 Mar 2022, Weiguo Li wrote:

>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>

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] perf bench: Fix null check
  2022-03-11 19:08 ` Davidlohr Bueso
@ 2022-03-12 13:49   ` Arnaldo Carvalho de Melo
  0 siblings, 0 replies; 3+ messages in thread
From: Arnaldo Carvalho de Melo @ 2022-03-12 13:49 UTC (permalink / raw)
  To: Davidlohr Bueso
  Cc: Weiguo Li, dbueso, peterz, mingo, mark.rutland,
	alexander.shishkin, jolsa, namhyung, linux-perf-users,
	linux-kernel

Em Fri, Mar 11, 2022 at 11:08:56AM -0800, Davidlohr Bueso escreveu:
> On Fri, 11 Mar 2022, Weiguo Li wrote:
> 
> > 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>


Thanks, applied.

- Arnaldo


^ permalink raw reply	[flat|nested] 3+ messages in thread

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2022-03-11 13:07 [PATCH] perf bench: Fix null check Weiguo Li
2022-03-11 19:08 ` Davidlohr Bueso
2022-03-12 13:49   ` Arnaldo Carvalho de Melo

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