[PATCH 3/3] ALSA: sgio2audio: Adjust two null pointer checks in snd_sgio2audio_create()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Sat, 11 Nov 2017 20:10:22 +0100
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

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/mips/sgio2audio.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/mips/sgio2audio.c b/sound/mips/sgio2audio.c
index 9e175a184b66..4027f0fc8db6 100644
--- a/sound/mips/sgio2audio.c
+++ b/sound/mips/sgio2audio.c
@@ -841,14 +841,14 @@ static int snd_sgio2audio_create(struct snd_card *card,
 		return -ENOENT;
 
 	chip = kzalloc(sizeof(*chip), GFP_KERNEL);
-	if (chip == NULL)
+	if (!chip)
 		return -ENOMEM;
 
 	chip->card = card;
 
 	chip->ring_base = dma_alloc_coherent(NULL, MACEISA_RINGBUFFERS_SIZE,
 					     &chip->ring_base_dma, GFP_USER);
-	if (chip->ring_base == NULL) {
+	if (!chip->ring_base) {
 		printk(KERN_ERR
 		       "sgio2audio: could not allocate ring buffers\n");
 		kfree(chip);
-- 
2.15.0

--
To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Kernel Development]     [Kernel Announce]     [Kernel Newbies]     [Linux Networking Development]     [Share Photos]     [IDE]     [Security]     [Git]     [Netfilter]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Device Mapper]

  Powered by Linux