Commit ae90cc82 authored Jul 15, 2020 by Evgeny Novikov Committed by Felipe Balbi Jul 24, 2020

usb: gadget: net2272: skip BAR1 on error handling paths in probe



net2272_rdk1_probe() skips "i == 1" (BAR1) during allocation of
resources. The patch does this on error hanling paths as well.

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

Signed-off-by: Evgeny Novikov <novikov@ispras.ru>
Signed-off-by: Felipe Balbi <balbi@kernel.org>

parent 75ae051e

drivers/usb/gadget/udc/net2272.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -2370,6 +2370,8 @@ net2272_rdk1_probe(struct pci_dev pdev, struct net2272 dev)

		err:
		while (--i >= 0) {
		if (i == 1)
		continue; /* BAR1 unused */
		iounmap(mem_mapped_addr[i]);
		release_mem_region(pci_resource_start(pdev, i),
		pci_resource_len(pdev, i));

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