From 5db8a692fe6959cbbe663a1311e4206d9b0eb752 Mon Sep 17 00:00:00 2001 From: Fuqian Huang Date: Thu, 27 Jun 2019 23:47:56 -0300 Subject: [PATCH] media: pvrusb2: use kzalloc instead of kmalloc and memset Replace kmalloc followed by a memset with kzalloc. Signed-off-by: Fuqian Huang Acked-by: Mike Isely Signed-off-by: Hans Verkuil [hverkuil-cisco@xs4all.nl: add pvrusb2: prefix in Subject] [hverkuil-cisco@xs4all.nl: fix checkpatch whitespace warnings] Signed-off-by: Mauro Carvalho Chehab --- drivers/media/usb/pvrusb2/pvrusb2-eeprom.c | 3 +-- drivers/media/usb/pvrusb2/pvrusb2-hdw.c | 3 +-- 2 files changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/media/usb/pvrusb2/pvrusb2-eeprom.c b/drivers/media/usb/pvrusb2/pvrusb2-eeprom.c index 79f0e0c6df37..8e81af537901 100644 --- a/drivers/media/usb/pvrusb2/pvrusb2-eeprom.c +++ b/drivers/media/usb/pvrusb2/pvrusb2-eeprom.c @@ -39,7 +39,7 @@ static u8 *pvr2_eeprom_fetch(struct pvr2_hdw *hdw) int ret; int mode16 = 0; unsigned pcnt,tcnt; - eeprom = kmalloc(EEPROM_SIZE,GFP_KERNEL); + eeprom = kzalloc(EEPROM_SIZE, GFP_KERNEL); if (!eeprom) { pvr2_trace(PVR2_TRACE_ERROR_LEGS, "Failed to allocate memory required to read eeprom"); @@ -74,7 +74,6 @@ static u8 *pvr2_eeprom_fetch(struct pvr2_hdw *hdw) (1) we're only fetching part of the eeprom, and (2) if we were getting the whole thing our I2C driver can't grab it in one pass - which is what tveeprom is otherwise going to attempt */ - memset(eeprom,0,EEPROM_SIZE); for (tcnt = 0; tcnt < EEPROM_SIZE; tcnt += pcnt) { pcnt = 16; if (pcnt + tcnt > EEPROM_SIZE) pcnt = EEPROM_SIZE-tcnt; diff --git a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c index 6fe8b9af858a..e5afbcacdb37 100644 --- a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c +++ b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c @@ -3329,7 +3329,7 @@ static u8 *pvr2_full_eeprom_fetch(struct pvr2_hdw *hdw) int ret; int mode16 = 0; unsigned pcnt,tcnt; - eeprom = kmalloc(EEPROM_SIZE,GFP_KERNEL); + eeprom = kzalloc(EEPROM_SIZE, GFP_KERNEL); if (!eeprom) { pvr2_trace(PVR2_TRACE_ERROR_LEGS, "Failed to allocate memory required to read eeprom"); @@ -3364,7 +3364,6 @@ static u8 *pvr2_full_eeprom_fetch(struct pvr2_hdw *hdw) (1) we're only fetching part of the eeprom, and (2) if we were getting the whole thing our I2C driver can't grab it in one pass - which is what tveeprom is otherwise going to attempt */ - memset(eeprom,0,EEPROM_SIZE); for (tcnt = 0; tcnt < EEPROM_SIZE; tcnt += pcnt) { pcnt = 16; if (pcnt + tcnt > EEPROM_SIZE) pcnt = EEPROM_SIZE-tcnt; -- 2.45.2