File 0179-gpu-drm-mgag200-mgag200_main-Handle-error-... of Package drm.7971

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File 0179-gpu-drm-mgag200-mgag200_main-Handle-error-from-pci_i.patch of Package drm.7971

From 0e2245ab6901c5ca2757e5cb9bd5242a092ca3b0 Mon Sep 17 00:00:00 2001
From: Arvind Yadav <arvind.yadav.cs@gmail.com>
Date: Tue, 3 Jan 2017 17:00:27 +0530
Subject: [PATCH] gpu: drm: mgag200: mgag200_main:- Handle error from pci_iomap

[ Upstream commit 4b0ea93f250afc6c1128e201b0a8a115ae613e47 ]

Here, pci_iomap can fail, handle this case and return -ENOMEM.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1483443027-13444-1-git-send-email-arvind.yadav.cs@gmail.com
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/gpu/drm/mgag200/mgag200_main.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/gpu/drm/mgag200/mgag200_main.c
+++ b/drivers/gpu/drm/mgag200/mgag200_main.c
@@ -145,6 +145,8 @@ static int mga_vram_init(struct mga_devi
 	}
 
 	mem = pci_iomap(mdev->dev->pdev, 0, 0);
+	if (!mem)
+		return -ENOMEM;
 
 	mdev->mc.vram_size = mga_probe_vram(mdev, mem);

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File 0179-gpu-drm-mgag200-mgag200_main-Handle-error-from-pci_i.patch of Package drm.7971

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