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gpu: drm: mgag200: mgag200_main:- Handle error from pci_iomap

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[ 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>
This commit is contained in:
Arvind Yadav 2017-01-03 17:00:27 +05:30 committed by Greg Kroah-Hartman
parent 473286bdd5
commit 0e2245ab69
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/mgag200/mgag200_main.c
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@ -145,6 +145,8 @@ 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);