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staging: media: davinci_vpfe: Replace explicit NULL comparison with ! operator

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This patch replaces the explicit NULL comparisons with ! operator.
It was found using Coccinelle:

@disable is_null@
expression e;
@@
- e == NULL
+ !e

Signed-off-by: sayli karnik <karniksayli1995@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
sayli karnik 2016-09-16 23:29:30 +05:30 committed by Greg Kroah-Hartman
parent f9c7cb1cb5
commit a0db9c0a52
1 changed files with 7 additions and 7 deletions
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14
drivers/staging/media/davinci_vpfe/vpfe_video.c
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@ -37,7 +37,7 @@ static struct media_entity *vpfe_get_input_entity
struct media_pad *remote;
remote = media_entity_remote_pad(&vpfe_dev->vpfe_isif.pads[0]);
if (remote == NULL) {
if (!remote) {
pr_err("Invalid media connection to isif/ccdc\n");
return NULL;
}
@ -54,7 +54,7 @@ static int vpfe_update_current_ext_subdev(struct vpfe_video_device *video)
int i;
remote = media_entity_remote_pad(&vpfe_dev->vpfe_isif.pads[0]);
if (remote == NULL) {
if (!remote) {
pr_err("Invalid media connection to isif/ccdc\n");
return -EINVAL;
}
@ -107,7 +107,7 @@ __vpfe_video_get_format(struct vpfe_video_device *video,
int ret;
subdev = vpfe_video_remote_subdev(video, &pad);
if (subdev == NULL)
if (!subdev)
return -EINVAL;
fmt.which = V4L2_SUBDEV_FORMAT_ACTIVE;
@ -236,7 +236,7 @@ static int vpfe_video_validate_pipeline(struct vpfe_pipeline *pipe)
* format of the connected pad.
*/
subdev = vpfe_video_remote_subdev(pipe->outputs[0], NULL);
if (subdev == NULL)
if (!subdev)
return -EPIPE;
while (1) {
@ -413,7 +413,7 @@ static int vpfe_open(struct file *file)
/* Allocate memory for the file handle object */
handle = kzalloc(sizeof(struct vpfe_fh), GFP_KERNEL);
if (handle == NULL)
if (!handle)
return -ENOMEM;
v4l2_fh_init(&handle->vfh, &video->video_dev);
@ -683,14 +683,14 @@ static int vpfe_enum_fmt(struct file *file, void *priv,
}
/* get the remote pad */
remote = media_entity_remote_pad(&video->pad);
if (remote == NULL) {
if (!remote) {
v4l2_err(&vpfe_dev->v4l2_dev,
"invalid remote pad for video node\n");
return -EINVAL;
}
/* get the remote subdev */
subdev = vpfe_video_remote_subdev(video, NULL);
if (subdev == NULL) {
if (!subdev) {
v4l2_err(&vpfe_dev->v4l2_dev,
"invalid remote subdev for video node\n");
return -EINVAL;