From b6258886ad6bd69b3d51b9c79ea6ada0e01b2db9 Mon Sep 17 00:00:00 2001 From: Nathan Chancellor Date: Sun, 4 Mar 2018 17:20:25 -0700 Subject: [PATCH] sound: bcm: Fix memset dereference warning MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This warning appears with GCC 6.4.0 from toolchains.bootlin.com: ../sound/soc/bcm/allo-piano-dac-plus.c: In function ‘snd_allo_piano_dac_init’: ../sound/soc/bcm/allo-piano-dac-plus.c:711:30: warning: argument to ‘sizeof’ in ‘memset’ call is the same expression as the destination; did you mean to dereference it? [-Wsizeof-pointer-memaccess] memset(glb_ptr, 0x00, sizeof(glb_ptr)); ^ Suggested-by: Phil Elwell Signed-off-by: Nathan Chancellor --- sound/soc/bcm/allo-piano-dac-plus.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) --- a/sound/soc/bcm/allo-piano-dac-plus.c +++ b/sound/soc/bcm/allo-piano-dac-plus.c @@ -706,11 +706,10 @@ static int snd_allo_piano_dac_init(struc struct snd_soc_card *card = rtd->card; struct glb_pool *glb_ptr; - glb_ptr = kmalloc(sizeof(struct glb_pool), GFP_KERNEL); + glb_ptr = kzalloc(sizeof(struct glb_pool), GFP_KERNEL); if (!glb_ptr) return -ENOMEM; - memset(glb_ptr, 0x00, sizeof(glb_ptr)); card->drvdata = glb_ptr; glb_ptr->dual_mode = 2; glb_ptr->set_mode = 0;