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| author | Wesley Chalmers <Wesley.Chalmers@amd.com> | 2020-12-14 15:35:02 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-01-14 00:18:33 -0500 |
| commit | 4336be4b07ed3b03a18ac35564c3127eeea05ab6 (patch) | |
| tree | 22ad7b19a122e2dcae6ba98105eddf3b09247851 /drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c | |
| parent | 73644143b31cb95866c19e0d94be9e3127ec3a6b (diff) | |
| download | lwn-4336be4b07ed3b03a18ac35564c3127eeea05ab6.tar.gz lwn-4336be4b07ed3b03a18ac35564c3127eeea05ab6.zip | |
drm/amd/display: Initialize stack variable
[WHY]
The stack variable "val" is potentially unpopulate it, so initialize it
with the value 0xf (indicating an invalid mux)
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Wesley Chalmers <Wesley.Chalmers@amd.com>
Reviewed-by: Martin Leung <Martin.Leung@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c index 100ce0e28fd5..b096011acb49 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c @@ -470,7 +470,7 @@ void mpc1_cursor_lock(struct mpc *mpc, int opp_id, bool lock) unsigned int mpc1_get_mpc_out_mux(struct mpc *mpc, int opp_id) { struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc); - uint32_t val = 0; + uint32_t val = 0xf; if (opp_id < MAX_OPP && REG(MUX[opp_id])) REG_GET(MUX[opp_id], MPC_OUT_MUX, &val); |