[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: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Sachin Kamat 2013-05-29 00:10:00 -03:00 committed by Mauro Carvalho Chehab
parent 4130eabc55
commit d1c1cc6643
1 changed files with 1 additions and 1 deletions

View File

@ -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;