* [PATCH] media: aspeed: Fix return value check in aspeed_video_debugfs_create()
@ 2022-11-25 9:24 Zheng Yongjun
0 siblings, 0 replies; only message in thread
From: Zheng Yongjun @ 2022-11-25 9:24 UTC (permalink / raw)
To: eajames, mchehab, linux-media, openbmc, linux-arm-kernel,
linux-aspeed, linux-kernel
Cc: joel, andrew
In case of error, the function debugfs_create_file() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check
should be replaced with IS_ERR().
Fixes: 52fed10ad756 ("media: aspeed: add debugfs")
Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
---
drivers/media/platform/aspeed/aspeed-video.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/media/platform/aspeed/aspeed-video.c b/drivers/media/platform/aspeed/aspeed-video.c
index 20f795ccc11b..c8fc2450e409 100644
--- a/drivers/media/platform/aspeed/aspeed-video.c
+++ b/drivers/media/platform/aspeed/aspeed-video.c
@@ -1780,10 +1780,12 @@ static int aspeed_video_debugfs_create(struct aspeed_video *video)
debugfs_entry = debugfs_create_file(DEVICE_NAME, 0444, NULL,
video,
&aspeed_video_debugfs_ops);
- if (!debugfs_entry)
+ if (IS_ERR(debugfs_entry)) {
aspeed_video_debugfs_remove(video);
+ return ERR_PTR(debugfs_entry);
+ }
- return !debugfs_entry ? -EIO : 0;
+ return 0;
}
#else
static void aspeed_video_debugfs_remove(struct aspeed_video *video) { }
--
2.17.1
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply related [flat|nested] only message in thread
only message in thread, other threads:[~2022-11-25 9:31 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-11-25 9:24 [PATCH] media: aspeed: Fix return value check in aspeed_video_debugfs_create() Zheng Yongjun
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).