Commit 06ac561f authored by Dan Carpenter's avatar Dan Carpenter Committed by Alex Deucher
Browse files

drm/amd/display: fix signedness bug in execute_synaptics_rc_command() 



The "ret" variable needs to be signed for the error handling to work.

Fixes: 2ca97adc ("drm/amd/display: Add Synaptics Fifo Reset Workaround")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent e3b0079b

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c

+1 −1
Original line number Diff line number Diff line
@@ -569,7 +569,7 @@ static bool execute_synaptics_rc_command(struct drm_dp_aux *aux, 
	unsigned char rc_cmd = 0;

	unsigned char rc_result = 0xFF;

	unsigned char i = 0;

	uint8_t ret = 0;

	int ret;



	if (is_write_cmd) {

		// write rc data