gpu/drm/msm: remove redundant pr_err() when devm_kzalloc failed

Line 1826 pr_err is redundant because memory alloc already
prints an error when failed.
Signed-off-by: Bernard Zhao <bernard@vivo.com>
Link: https://lore.kernel.org/r/20210202120552.14744-1-bernard@vivo.comSigned-off-by: Rob Clark <robdclark@chromium.org>

drivers/gpu/drm/msm/dsi/dsi_host.c

@@ -1826,8 +1826,6 @@ int msm_dsi_host_init(struct msm_dsi *msm_dsi)
 
 	msm_host = devm_kzalloc(&pdev->dev, sizeof(*msm_host), GFP_KERNEL);
 	if (!msm_host) {
-		pr_err("%s: FAILED: cannot alloc dsi host\n",
-		       __func__);
 		ret = -ENOMEM;
 		goto fail;
 	}