LF-2856 media: ipu: Fix Coverity Issue: 17672 Dereference before null check

Fixed dereference before NULL check issue

Signed-off-by: Robby Cai <robby.cai@nxp.com>
Reviewed-by: G.n. Zhou <guoniu.zhou@nxp.com>

diff --git a/drivers/media/platform/mxc/capture/ipu_still.c b/drivers/media/platform/mxc/capture/ipu_still.c
index 4930e79..4432cb3 100644 (file)
--- a/drivers/media/platform/mxc/capture/ipu_still.c
+++ b/drivers/media/platform/mxc/capture/ipu_still.c
@@ -224,9 +224,9 @@ int prp_still_deselect(void *private)
        cam_data *cam = (cam_data *) private;
        int err = 0;
 
-       err = prp_still_stop(cam);
-
        if (cam) {
+               err = prp_still_stop(cam);
+
                cam->csi_start = NULL;
                cam->csi_stop = NULL;
        }