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Date: Wed, 8 Nov 2017 20:50:59 +0000 From: "Levin, Alexander (Sasha Levin)" <alexander.levin@....verizon.com> To: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "stable@...r.kernel.org" <stable@...r.kernel.org> CC: Arvind Yadav <arvind.yadav.cs@...il.com>, Daniel Vetter <daniel.vetter@...ll.ch>, "Levin, Alexander (Sasha Levin)" <alexander.levin@....verizon.com> Subject: [PATCH AUTOSEL for-3.18 20/27] gpu: drm: mgag200: mgag200_main:- Handle error from pci_iomap From: Arvind Yadav <arvind.yadav.cs@...il.com> [ Upstream commit 4b0ea93f250afc6c1128e201b0a8a115ae613e47 ] Here, pci_iomap can fail, handle this case and return -ENOMEM. Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com> Signed-off-by: Daniel Vetter <daniel.vetter@...ll.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@...izon.com> --- drivers/gpu/drm/mgag200/mgag200_main.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/mgag200/mgag200_main.c b/drivers/gpu/drm/mgag200/mgag200_main.c index f6b283b8375e..d8352e47774d 100644 --- a/drivers/gpu/drm/mgag200/mgag200_main.c +++ b/drivers/gpu/drm/mgag200/mgag200_main.c @@ -138,6 +138,8 @@ static int mga_vram_init(struct mga_device *mdev) } mem = pci_iomap(mdev->dev->pdev, 0, 0); + if (!mem) + return -ENOMEM; mdev->mc.vram_size = mga_probe_vram(mdev, mem); -- 2.11.0
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