Commit 7cf61566 authored Dec 04, 2016 by Pan Bian Committed by David S. Miller Dec 05, 2016

atm: fix improper return value

It returns variable "error" when ioremap_nocache() returns a NULL
pointer. The value of "error" is 0 then, which will mislead the callers
to believe that there is no error. This patch fixes the bug, returning
"-ENOMEM".

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=189021



Signed-off-by: Pan Bian <bianpan2016@163.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 8ad3ba93

drivers/atm/eni.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1727,7 +1727,7 @@ static int eni_do_init(struct atm_dev *dev)
		printk("\n");
		printk(KERN_ERR DEV_LABEL "(itf %d): can't set up page "
		"mapping\n",dev->number);
		return error;
		return -ENOMEM;
		}
		eni_dev->ioaddr = base;
		eni_dev->base_diff = real_base - (unsigned long) base;

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