From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Wed, 6 Sep 2017 11:48:44 +0200
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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>
---
sound/firewire/bebob/bebob_stream.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/sound/firewire/bebob/bebob_stream.c b/sound/firewire/bebob/bebob_stream.c
index bc9e42b6368e..211ff43207d6 100644
--- a/sound/firewire/bebob/bebob_stream.c
+++ b/sound/firewire/bebob/bebob_stream.c
@@ -268,7 +268,7 @@ map_data_channels(struct snd_bebob *bebob, struct amdtp_stream *s)
* use the maximum length of FCP.
*/
buf = kzalloc(256, GFP_KERNEL);
- if (buf == NULL)
+ if (!buf)
return -ENOMEM;
if (s == &bebob->tx_stream)
@@ -472,7 +472,7 @@ break_both_connections(struct snd_bebob *bebob)
bebob->connected = false;
/* These models seems to be in transition state for a longer time. */
- if (bebob->maudio_special_quirk != NULL)
+ if (bebob->maudio_special_quirk)
msleep(200);
}
@@ -496,7 +496,7 @@ start_stream(struct snd_bebob *bebob, struct amdtp_stream *stream,
conn = &bebob->out_conn;
/* channel mapping */
- if (bebob->maudio_special_quirk == NULL) {
+ if (!bebob->maudio_special_quirk) {
err = map_data_channels(bebob, stream);
if (err < 0)
goto end;
@@ -611,7 +611,7 @@ int snd_bebob_stream_start_duplex(struct snd_bebob *bebob, unsigned int rate)
*
* For firmware customized by M-Audio, refer to next NOTE.
*/
- if (bebob->maudio_special_quirk == NULL) {
+ if (!bebob->maudio_special_quirk) {
err = rate_spec->set(bebob, rate);
if (err < 0) {
dev_err(&bebob->unit->device,
@@ -637,7 +637,7 @@ int snd_bebob_stream_start_duplex(struct snd_bebob *bebob, unsigned int rate)
* The firmware customized by M-Audio uses these commands to
* start transmitting stream. This is not usual way.
*/
- if (bebob->maudio_special_quirk != NULL) {
+ if (bebob->maudio_special_quirk) {
err = rate_spec->set(bebob, rate);
if (err < 0) {
dev_err(&bebob->unit->device,
@@ -794,7 +794,7 @@ fill_stream_formations(struct snd_bebob *bebob, enum avc_bridgeco_plug_dir dir,
int err;
buf = kmalloc(FORMAT_MAXIMUM_LENGTH, GFP_KERNEL);
- if (buf == NULL)
+ if (!buf)
return -ENOMEM;
if (dir == AVC_BRIDGECO_PLUG_DIR_IN)
--
2.14.1
--
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