Commit 37af07d1 authored Feb 02, 2011 by Vasiliy Kulikov Committed by Greg Kroah-Hartman Feb 04, 2011

staging: rts_pstor: potential NULL dereference



pci_get_bus_and_slot() may return NULL, but the caller checks
wrong variable.

Signed-off-by: Vasiliy Kulikov <segoon@openwall.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

parent 4b906e58

drivers/staging/rts_pstor/rtsx.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -334,7 +334,7 @@ int rtsx_read_pci_cfg_byte(u8 bus, u8 dev, u8 func, u8 offset, u8 *val)
		u8 devfn = (dev << 3) \| func;

		pdev = pci_get_bus_and_slot(bus, devfn);
		if (!dev)
		if (!pdev)
		return -1;

		pci_read_config_byte(pdev, offset, &data);