Messages in this thread Patch in this message | | | From | Rodrigo Siqueira <> | Subject | [PATCH] drm/amd/display: Initialize stack variable | Date | Tue, 29 Dec 2020 11:57:40 -0500 |
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From: Wesley Chalmers <Wesley.Chalmers@amd.com>
The stack variable "val" is potentially unpopulate it, so initialize it with the value 0xf (indicating an invalid mux).
Cc: Alex Deucher <Alexander.Deucher@amd.com> Cc: Alex Deucher <alexdeucher@gmail.com> Cc: Harry Wentland <Harry.Wentland@amd.com> Cc: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com> Cc: Hersen Wu <hersenxs.wu@amd.com> Cc: Dave Airlie <airlied@gmail.com> Cc: Josip Pavic <Josip.Pavic@amd.com> Cc: Bindu Ramamurthy <bindu.r@amd.com> Signed-off-by: Wesley Chalmers <Wesley.Chalmers@amd.com> Reviewed-by: Martin Leung <Martin.Leung@amd.com> Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com> --- drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
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 a46cb20596fe..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; + uint32_t val = 0xf; if (opp_id < MAX_OPP && REG(MUX[opp_id])) REG_GET(MUX[opp_id], MPC_OUT_MUX, &val); -- 2.30.0.rc2
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