linux-kernel - [PATCH v2 2/7] staging: bcm2835-audio: don't initialize memory twice

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Date:   Wed, 17 Oct 2018 21:01:51 +0200
From:   Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
To:     gregkh@...uxfoundation.org
Cc:     eric@...olt.net, stefan.wahren@...e.com,
        linux-rpi-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        tiwai@...e.de, nsaenzjulienne@...e.de, devel@...verdev.osuosl.org
Subject: [PATCH v2 2/7] staging: bcm2835-audio: don't initialize memory twice

The memory is being allocated with devres_alloc(), wich ultimately uses
__GFP_ZERO to call kmalloc. We don't need to zero the memory area again
in bcm2835-audio.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
Reviewed-by: Takashi Iwai <tiwai@...e.de>
Acked-by: Stefan Wahren <stefan.wahren@...e.com>
---
 drivers/staging/vc04_services/bcm2835-audio/bcm2835.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/staging/vc04_services/bcm2835-audio/bcm2835.c b/drivers/staging/vc04_services/bcm2835-audio/bcm2835.c
index 87d56ab1ffa0..0efae7068fef 100644
--- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835.c
+++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835.c
@@ -39,8 +39,6 @@ static int bcm2835_devm_add_vchi_ctx(struct device *dev)
 	if (!vchi_ctx)
 		return -ENOMEM;
 
-	memset(vchi_ctx, 0, sizeof(*vchi_ctx));
-
 	ret = bcm2835_new_vchi_ctx(dev, vchi_ctx);
 	if (ret) {
 		devres_free(vchi_ctx);
-- 
2.19.1