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| author |   Harry Wentland <harry.wentland@amd.com> | 2018-02-13 11:07:43 -0500 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2018-03-05 15:36:24 -0500 |
| commit | c827206f7f78a33eff9496201c4122c246c87db3 (patch) | |
| tree | 09cbd3fa39084457f7c1d0b2a74220fd7e0e882d | |
| parent | drm/amd/display: validate plane in dce110 for scaling (diff) | |
| download | linux-dev-c827206f7f78a33eff9496201c4122c246c87db3.tar.xz linux-dev-c827206f7f78a33eff9496201c4122c246c87db3.zip | |
drm/amd/display: Don't blow up if TG is NULL in dce110_vblank_set
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Roman Li <Roman.Li@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/irq/dce110/irq_service_dce110.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/irq/dce110/irq_service_dce110.c b/drivers/gpu/drm/amd/display/dc/irq/dce110/irq_service_dce110.c index 9bc1c1d90bad..afe0876fe6f8 100644 --- a/drivers/gpu/drm/amd/display/dc/irq/dce110/irq_service_dce110.c +++ b/drivers/gpu/drm/amd/display/dc/irq/dce110/irq_service_dce110.c @@ -208,7 +208,7 @@ bool dce110_vblank_set(struct irq_service *irq_service, core_dc->current_state->res_ctx.pipe_ctx[pipe_offset].stream_res.tg; if (enable) { - if (!tg->funcs->arm_vert_intr(tg, 2)) { + if (!tg || !tg->funcs->arm_vert_intr(tg, 2)) { DC_ERROR("Failed to get VBLANK!\n"); return false; } |