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xen-platform: fix error return code in platform_pci_init()

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Fix to return a negative error code from the error handling
case instead of 0, otherwise the error condition cann't be
reflected from the return value.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
This commit is contained in:
Wei Yongjun 2014-01-07 21:11:05 +08:00 committed by Konrad Rzeszutek Wilk
parent 5602aba808
commit 89b9e08f18
1 changed files with 2 additions and 1 deletions
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3
drivers/xen/platform-pci.c
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@ -156,7 +156,8 @@ static int platform_pci_init(struct pci_dev *pdev,
max_nr_gframes = gnttab_max_grant_frames();
grant_frames = alloc_xen_mmio(PAGE_SIZE * max_nr_gframes);
if (gnttab_setup_auto_xlat_frames(grant_frames))
ret = gnttab_setup_auto_xlat_frames(grant_frames);
if (ret)
goto out;
ret = gnttab_init();
if (ret)