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vmlfb: Fix error handling in cr_pll_init() 

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

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

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Cc: Alan Hourihane <alanh@fairlite.demon.co.uk>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
This commit is contained in:
Alexey Khoroshilov 2017-07-04 17:47:23 +02:00 committed by Bartlomiej Zolnierkiewicz
parent 526c9e971f
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) { if (err) {
printk(KERN_ERR printk(KERN_ERR
"Carillo Ranch failed to initialize vml_sys.\n"); "Carillo Ranch failed to initialize vml_sys.\n");
iounmap(mch_regs_base);
pci_dev_put(mch_dev); pci_dev_put(mch_dev);
return err; return err;
} }