Messages in this thread Patch in this message | | | From | Jiasheng Jiang <> | Subject | [PATCH] media: vidtv: Check for null return of vzalloc | Date | Fri, 31 Dec 2021 15:50:19 +0800 |
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As the possible failure of the vzalloc(), e->encoder_buf might be NULL. Therefore, it should be better to check it like the kzalloc() in order to guarantee the success of the initialization.
Fixes: f90cf6079bf6 ("media: vidtv: add a bridge driver") Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> --- drivers/media/test-drivers/vidtv/vidtv_s302m.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/media/test-drivers/vidtv/vidtv_s302m.c b/drivers/media/test-drivers/vidtv/vidtv_s302m.c index d79b65854627..d7907f1ae530 100644 --- a/drivers/media/test-drivers/vidtv/vidtv_s302m.c +++ b/drivers/media/test-drivers/vidtv/vidtv_s302m.c @@ -455,6 +455,11 @@ struct vidtv_encoder e->name = kstrdup(args.name, GFP_KERNEL); e->encoder_buf = vzalloc(VIDTV_S302M_BUF_SZ); + if (!e->encoder_buf) { + kfree(e); + return NULL; + } + e->encoder_buf_sz = VIDTV_S302M_BUF_SZ; e->encoder_buf_offset = 0; -- 2.25.1
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