From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Wed, 12 Oct 2016 15:40:32 +0200
MIME-Version: 1.0
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The script "checkpatch.pl" pointed information out like the following.
Comparison to NULL could be written …
Thus fix the affected source code places.
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/media/platform/davinci/vpif_display.c | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)
diff --git a/drivers/media/platform/davinci/vpif_display.c b/drivers/media/platform/davinci/vpif_display.c
index 3347fa14..fff1ece 100644
--- a/drivers/media/platform/davinci/vpif_display.c
+++ b/drivers/media/platform/davinci/vpif_display.c
@@ -271,10 +271,10 @@ static void vpif_stop_streaming(struct vb2_queue *vq)
vb2_buffer_done(&common->cur_frm->vb.vb2_buf,
VB2_BUF_STATE_ERROR);
} else {
- if (common->cur_frm != NULL)
+ if (common->cur_frm)
vb2_buffer_done(&common->cur_frm->vb.vb2_buf,
VB2_BUF_STATE_ERROR);
- if (common->next_frm != NULL)
+ if (common->next_frm)
vb2_buffer_done(&common->next_frm->vb.vb2_buf,
VB2_BUF_STATE_ERROR);
}
@@ -686,7 +686,7 @@ static int vpif_s_std(struct file *file, void *priv, v4l2_std_id std_id)
struct v4l2_output output;
int ret;
- if (config->chan_config[ch->channel_id].outputs == NULL)
+ if (!config->chan_config[ch->channel_id].outputs)
return -ENODATA;
chan_cfg = &config->chan_config[ch->channel_id];
@@ -732,7 +732,7 @@ static int vpif_g_std(struct file *file, void *priv, v4l2_std_id *std)
struct vpif_display_chan_config *chan_cfg;
struct v4l2_output output;
- if (config->chan_config[ch->channel_id].outputs == NULL)
+ if (!config->chan_config[ch->channel_id].outputs)
return -ENODATA;
chan_cfg = &config->chan_config[ch->channel_id];
@@ -783,11 +783,11 @@ vpif_output_to_subdev(struct vpif_display_config *vpif_cfg,
vpif_dbg(2, debug, "vpif_output_to_subdev\n");
- if (chan_cfg->outputs == NULL)
+ if (!chan_cfg->outputs)
return -1;
subdev_name = chan_cfg->outputs[index].subdev_name;
- if (subdev_name == NULL)
+ if (!subdev_name)
return -1;
/* loop through the sub device list to get the sub device info */
@@ -833,7 +833,7 @@ static int vpif_set_output(struct vpif_display_config *vpif_cfg,
}
ch->output_idx = index;
ch->sd = sd;
- if (chan_cfg->outputs != NULL)
+ if (chan_cfg->outputs)
/* update tvnorms from the sub device output info */
ch->video_dev.tvnorms = chan_cfg->outputs[index].output.std;
return 0;
@@ -885,7 +885,7 @@ vpif_enum_dv_timings(struct file *file, void *priv,
struct v4l2_output output;
int ret;
- if (config->chan_config[ch->channel_id].outputs == NULL)
+ if (!config->chan_config[ch->channel_id].outputs)
return -ENODATA;
chan_cfg = &config->chan_config[ch->channel_id];
@@ -922,7 +922,7 @@ static int vpif_s_dv_timings(struct file *file, void *priv,
struct v4l2_output output;
int ret;
- if (config->chan_config[ch->channel_id].outputs == NULL)
+ if (!config->chan_config[ch->channel_id].outputs)
return -ENODATA;
chan_cfg = &config->chan_config[ch->channel_id];
@@ -1021,7 +1021,7 @@ static int vpif_g_dv_timings(struct file *file, void *priv,
struct video_obj *vid_ch = &ch->video;
struct v4l2_output output;
- if (config->chan_config[ch->channel_id].outputs == NULL)
+ if (!config->chan_config[ch->channel_id].outputs)
goto error;
chan_cfg = &config->chan_config[ch->channel_id];
@@ -1280,7 +1280,7 @@ static __init int vpif_probe(struct platform_device *pdev)
subdev_count = vpif_obj.config->subdev_count;
subdevdata = vpif_obj.config->subdevinfo;
vpif_obj.sd = kcalloc(subdev_count, sizeof(*vpif_obj.sd), GFP_KERNEL);
- if (vpif_obj.sd == NULL) {
+ if (!vpif_obj.sd) {
err = -ENOMEM;
goto vpif_unregister;
}
--
2.10.1
--
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