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author | Wei Yongjun <yongjun_wei@trendmicro.com.cn> | 2012-11-15 12:18:17 (GMT) |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-11-22 14:23:26 (GMT) |
commit | 94b76a88f16c869109c41380c77f4a2b847650e3 (patch) | |
tree | 64d10fc4d75c204176f6a450b703443251480888 /drivers/media/platform | |
parent | 63af4af59238fc17e70d0b0046362c804d4fc567 (diff) | |
download | linux-fsl-qoriq-94b76a88f16c869109c41380c77f4a2b847650e3.tar.xz |
[media] davinci: vpif: fix return value check for vb2_dma_contig_init_ctx()
In case of error, the function vb2_dma_contig_init_ctx() returns
ERR_PTR() and never returns NULL. The NULL test in the return value
check should be replaced with IS_ERR().
dpatch engine is used to auto generate this patch.
(https://github.com/weiyj/dpatch)
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Lad, Prabhakar <prabhakar.lad@ti.com>
[prabhakar.lad@ti.com: reword commit header]
Signed-off-by: Lad, Prabhakar <prabhakar.lad@ti.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/platform')
-rw-r--r-- | drivers/media/platform/davinci/vpif_capture.c | 4 | ||||
-rw-r--r-- | drivers/media/platform/davinci/vpif_display.c | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/drivers/media/platform/davinci/vpif_capture.c b/drivers/media/platform/davinci/vpif_capture.c index 2d28a96..41890a9 100644 --- a/drivers/media/platform/davinci/vpif_capture.c +++ b/drivers/media/platform/davinci/vpif_capture.c @@ -1004,9 +1004,9 @@ static int vpif_reqbufs(struct file *file, void *priv, /* Initialize videobuf2 queue as per the buffer type */ common->alloc_ctx = vb2_dma_contig_init_ctx(vpif_dev); - if (!common->alloc_ctx) { + if (IS_ERR(common->alloc_ctx)) { vpif_err("Failed to get the context\n"); - return -EINVAL; + return PTR_ERR(common->alloc_ctx); } q = &common->buffer_queue; q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; diff --git a/drivers/media/platform/davinci/vpif_display.c b/drivers/media/platform/davinci/vpif_display.c index 977ee43..e5109ae 100644 --- a/drivers/media/platform/davinci/vpif_display.c +++ b/drivers/media/platform/davinci/vpif_display.c @@ -972,9 +972,9 @@ static int vpif_reqbufs(struct file *file, void *priv, } /* Initialize videobuf2 queue as per the buffer type */ common->alloc_ctx = vb2_dma_contig_init_ctx(vpif_dev); - if (!common->alloc_ctx) { + if (IS_ERR(common->alloc_ctx)) { vpif_err("Failed to get the context\n"); - return -EINVAL; + return PTR_ERR(common->alloc_ctx); } q = &common->buffer_queue; q->type = V4L2_BUF_TYPE_VIDEO_OUTPUT; |