linux-stable/drivers/media/pci/ddbridge
Takeshi Yoshimura 25e057fdde [media] ddbridge: Do not free_irq() if request_irq() failed
My static checker detected that free_irq() is called even after
request_irq() failed in ddb_probe(). In this case, the kernel may try to
free dev->pdev->irq although the IRQ is not assigned. This event rarely
occurs, but always introduces a warning if it happens.

"goto fail1" always results in disabling enabled MSI and releasing a
requested IRQ. It seems like the former handling is necessary. So I added
a conditional branch before the free_irq() (stat == 0 means request_irq()
succeeds).

Signed-off-by: Takeshi Yoshimura <yos@sslab.ics.keio.ac.jp>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-06-09 19:40:33 -03:00
..
ddbridge-core.c [media] ddbridge: Do not free_irq() if request_irq() failed 2015-06-09 19:40:33 -03:00
ddbridge-regs.h
ddbridge.h [media] ddbridge: fix sparse warnings 2014-09-03 09:35:03 -03:00
Kconfig [media] Kconfig: merge all customise options into just one 2012-08-21 08:05:06 -03:00
Makefile