drm: xlnx: mixer: Correcting loop termination condition

The layer id starts from 0 and max id should be one less then total count.
The loop was iterating till mixer->layer_cnt, so correcting it to one less.

Signed-off-by: Saurabh Sengar <saurabhs@xilinx.com>
Reviewed-by: Hyun Kwon <hyun.kwon@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

diff --git a/drivers/gpu/drm/xlnx/xlnx_mixer.c b/drivers/gpu/drm/xlnx/xlnx_mixer.c
index 09b71220f156f05cb0375e8b13ce2e534f49e20c..25fcc56a719602f00b37810f92597ae1b043c555 100644 (file)
--- a/drivers/gpu/drm/xlnx/xlnx_mixer.c
+++ b/drivers/gpu/drm/xlnx/xlnx_mixer.c
@@ -2499,7 +2499,7 @@ static void xlnx_mix_init(struct xlnx_mix_hw *mixer)
        /* default to blue */
        xlnx_mix_set_bkg_col(mixer, rgb_bg_clr);
 
-       for (i = 0; i <= mixer->layer_cnt; i++) {
+       for (i = 0; i < mixer->layer_cnt; i++) {
                layer_id = mixer->layer_data[i].id;
                layer_data = &mixer->layer_data[i];
                if (layer_id == XVMIX_LAYER_MASTER)