V4L/DVB: videobuf: add missing checks for kzalloc returning NULL

Signed-off-by: Pawel Osciak <p.osciak@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/video/videobuf-dma-sg.c b/drivers/media/video/videobuf-dma-sg.c
index fa78555..fcd045e 100644 (file)
--- a/drivers/media/video/videobuf-dma-sg.c
+++ b/drivers/media/video/videobuf-dma-sg.c
@@ -418,6 +418,8 @@ static void *__videobuf_alloc(size_t size)
        struct videobuf_buffer *vb;
 
        vb = kzalloc(size+sizeof(*mem),GFP_KERNEL);
+       if (!vb)
+               return vb;
 
        mem = vb->priv = ((char *)vb)+size;
        mem->magic=MAGIC_SG_MEM;

diff --git a/drivers/media/video/videobuf-vmalloc.c b/drivers/media/video/videobuf-vmalloc.c
index d6e6a28..136e093 100644 (file)
--- a/drivers/media/video/videobuf-vmalloc.c
+++ b/drivers/media/video/videobuf-vmalloc.c
@@ -138,6 +138,8 @@ static void *__videobuf_alloc(size_t size)
        struct videobuf_buffer *vb;
 
        vb = kzalloc(size+sizeof(*mem),GFP_KERNEL);
+       if (!vb)
+               return vb;
 
        mem = vb->priv = ((char *)vb)+size;
        mem->magic=MAGIC_VMAL_MEM;