[media] media: davinci: vpif: Add return code check at vb2_queue_init()

from commit with id 896f38f582730a19eb49677105b4fe4c0270b82e
it's mandatory to check the return code of vb2_queue_init().

Signed-off-by: Lad, Prabhakar <prabhakar.lad@ti.com>
Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

2 files changed, 14 insertions, 4 deletions

diff --git a/drivers/media/platform/davinci/vpif_capture.c b/drivers/media/platform/davinci/vpif_capture.c
index 83b80baf868a..cabd5a2c3718 100644
--- a/drivers/media/platform/davinci/vpif_capture.c
+++ b/drivers/media/platform/davinci/vpif_capture.c
@@ -976,6 +976,7 @@ static int vpif_reqbufs(struct file *file, void *priv,
         struct common_obj *common;
         u8 index = 0;
         struct vb2_queue *q;
+        int ret;
 
         vpif_dbg(2, debug, "vpif_reqbufs\n");
 
@@ -1015,8 +1016,12 @@ static int vpif_reqbufs(struct file *file, void *priv,
         q->mem_ops = &vb2_dma_contig_memops;
         q->buf_struct_size = sizeof(struct vpif_cap_buffer);
 
-        vb2_queue_init(q);
-
+        ret = vb2_queue_init(q);
+        if (ret) {
+                vpif_err("vpif_capture: vb2_queue_init() failed\n");
+                vb2_dma_contig_cleanup_ctx(common->alloc_ctx);
+                return ret;
+        }
         /* Set io allowed member of file handle to TRUE */
         fh->io_allowed[index] = 1;
         /* Increment io usrs member of channel object to 1 */
diff --git a/drivers/media/platform/davinci/vpif_display.c b/drivers/media/platform/davinci/vpif_display.c
index ae8329d79242..7f20ca53b6f2 100644
--- a/drivers/media/platform/davinci/vpif_display.c
+++ b/drivers/media/platform/davinci/vpif_display.c
@@ -936,6 +936,7 @@ static int vpif_reqbufs(struct file *file, void *priv,
         enum v4l2_field field;
         struct vb2_queue *q;
         u8 index = 0;
+        int ret;
 
         /* This file handle has not initialized the channel,
            It is not allowed to do settings */
@@ -981,8 +982,12 @@ static int vpif_reqbufs(struct file *file, void *priv,
         q->mem_ops = &vb2_dma_contig_memops;
         q->buf_struct_size = sizeof(struct vpif_disp_buffer);
 
-        vb2_queue_init(q);
-
+        ret = vb2_queue_init(q);
+        if (ret) {
+                vpif_err("vpif_display: vb2_queue_init() failed\n");
+                vb2_dma_contig_cleanup_ctx(common->alloc_ctx);
+                return ret;
+        }
         /* Set io allowed member of file handle to TRUE */
         fh->io_allowed[index] = 1;
         /* Increment io usrs member of channel object to 1 */