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[media] s5p-mfc: add return value check in mfc_sys_init_cmd 

alloc_dev_context_buffer method might fail, so add proper
return value check.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Acked-by: Kamil Debski <kamil@wypas.org>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
hifive-unleashed-5.1
Marek Szyprowski 2015-06-03 07:36:22 -03:00 committed by Mauro Carvalho Chehab
parent d44da04682
commit 490a977a10
1 changed files with 5 additions and 1 deletions
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6
drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c
View File

@ -37,8 +37,12 @@ static int s5p_mfc_sys_init_cmd_v6(struct s5p_mfc_dev *dev)
{
struct s5p_mfc_cmd_args h2r_args;
struct s5p_mfc_buf_size_v6 *buf_size = dev->variant->buf_size->priv;
int ret;
ret = s5p_mfc_hw_call(dev->mfc_ops, alloc_dev_context_buffer, dev);
if (ret)
return ret;
s5p_mfc_hw_call(dev->mfc_ops, alloc_dev_context_buffer, dev);
mfc_write(dev, dev->ctx_buf.dma, S5P_FIMV_CONTEXT_MEM_ADDR_V6);
mfc_write(dev, buf_size->dev_ctx, S5P_FIMV_CONTEXT_MEM_SIZE_V6);
return s5p_mfc_cmd_host2risc_v6(dev, S5P_FIMV_H2R_CMD_SYS_INIT_V6,