From: sunliming <[email protected]> Fix below smatch warnings: drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp_v13.c:161 dpu_hw_sspp_setup_pe_config_v13() warn: variable dereferenced before check 'ctx' (see line 159)
Reported-by: kernel test robot <[email protected]> Reported-by: Dan Carpenter <[email protected]> Closes: https://lore.kernel.org/r/[email protected]/ Signed-off-by: sunliming <[email protected]> --- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp_v13.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp_v13.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp_v13.c index e65f1fc026fd..312ee6597ab1 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp_v13.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp_v13.c @@ -156,11 +156,13 @@ static void dpu_hw_sspp_setup_pe_config_v13(struct dpu_hw_sspp *ctx, u8 color; u32 lr_pe[4], tb_pe[4]; const u32 bytemask = 0xff; - u32 offset = ctx->cap->sblk->sspp_rec0_blk.base; + u32 offset; if (!ctx || !pe_ext) return; + offset = ctx->cap->sblk->sspp_rec0_blk.base; + c = &ctx->hw; /* program SW pixel extension override for all pipes*/ for (color = 0; color < DPU_MAX_PLANES; color++) { -- 2.25.1
