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vmlfb: Fix error handling in cr_pll_init()

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There is an error path, where iomemory is left mapped.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <[email protected]>
Cc: Alan Hourihane <[email protected]>
Signed-off-by: Bartlomiej Zolnierkiewicz <[email protected]>
This commit is contained in:
Alexey Khoroshilov 2017-07-04 17:47:23 +02:00 • committed by Bartlomiej Zolnierkiewicz
commit 6af574e826
1 changed files with 1 additions and 0 deletions
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1
drivers/video/fbdev/vermilion/cr_pll.c
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@ -185,6 +185,7 @@ static int __init cr_pll_init(void)
if (err) {
printk(KERN_ERR
"Carillo Ranch failed to initialize vml_sys.\n");
iounmap(mch_regs_base);
pci_dev_put(mch_dev);
return err;
}