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Commit d1c1cc66 authored by Sachin Kamat's avatar Sachin Kamat Committed by Mauro Carvalho Chehab
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[media] s5p-mfc: Add NULL check for allocated buffer 



In certain cases, dma_alloc_coherent returns NULL. Add check for
NULL pointer.

Signed-off-by: default avatarSachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: default avatarKamil Debski <k.debski@samsung.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 4130eabc

drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c

+1 −1
Original line number Diff line number Diff line
@@ -38,7 +38,7 @@ int s5p_mfc_alloc_firmware(struct s5p_mfc_dev *dev) 
	dev->fw_virt_addr = dma_alloc_coherent(dev->mem_dev_l, dev->fw_size,

					&dev->bank1, GFP_KERNEL);



	if (IS_ERR(dev->fw_virt_addr)) {

	if (IS_ERR_OR_NULL(dev->fw_virt_addr)) {

		dev->fw_virt_addr = NULL;

		mfc_err("Allocating bitprocessor buffer failed\n");

		return -ENOMEM;