From: Jordan Crouse Date: Mon, 22 Jan 2018 18:10:45 +0000 (-0700) Subject: drm/msm/gpu: Set number of clocks to 0 if the list allocation fails X-Git-Tag: v4.19~1144^2~18^2~16 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9d20a0e6a8f4edf37d75f3bca41f99f52a440c22;p=platform%2Fkernel%2Flinux-rpi3.git drm/msm/gpu: Set number of clocks to 0 if the list allocation fails If we fail to allocate gpu->grp_clks reset the number of available clocks to zero to avoid referencing the missing array later. Signed-off-by: Jordan Crouse Signed-off-by: Rob Clark --- diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index 8078e4d..1c09acf 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -682,8 +682,10 @@ static int get_clocks(struct platform_device *pdev, struct msm_gpu *gpu) gpu->grp_clks = devm_kcalloc(dev, sizeof(struct clk *), gpu->nr_clocks, GFP_KERNEL); - if (!gpu->grp_clks) + if (!gpu->grp_clks) { + gpu->nr_clocks = 0; return -ENOMEM; + } of_property_for_each_string(dev->of_node, "clock-names", prop, name) { gpu->grp_clks[i] = get_clock(dev, name);