From: Young Xiao <yang...@hotmail.com>

See commit a8f976473196 ("drm/amd/display: Bunch of smatch error and
warning fixes in DC") for detail.

Signed-off-by: Young Xiao <yang...@hotmail.com>
---
 drivers/gpu/drm/amd/display/dc/bios/bios_parser.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c 
b/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c
index 0e1dc1b..6420546 100644
--- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c
+++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c
@@ -188,7 +188,7 @@ static enum bp_result bios_parser_get_src_obj(struct 
dc_bios *dcb,
        struct graphics_object_id *src_object_id)
 {
        uint32_t number;
-       uint16_t *id;
+       uint16_t *id = NULL;
        ATOM_OBJECT *object;
        struct bios_parser *bp = BP_FROM_DCB(dcb);
 
@@ -204,7 +204,7 @@ static enum bp_result bios_parser_get_src_obj(struct 
dc_bios *dcb,
 
        number = get_src_obj_list(bp, object, &id);
 
-       if (number <= index)
+       if (number <= index || !id)
                return BP_RESULT_BADINPUT;
 
        *src_object_id = object_id_from_bios_object_id(id[index]);
-- 
2.7.4

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