Re: [patch] mdio_bus: NULL dereference on allocation error
From: David Miller <davem@davemloft.net>
Date: 2016-01-12 19:31:23
Also in:
kernel-janitors, lkml
From: Dan Carpenter <redacted> Date: Tue, 12 Jan 2016 12:34:36 +0300
If bus = kzalloc() fails then we end up dereferencing bus when we do
"bus->irq[i] = PHY_POLL;". The code is a little simpler if we reverse
the NULL check and return directly on failure.
Fixes: e7f4dc3536a4 ('mdio: Move allocation of interrupts into core')
Signed-off-by: Dan Carpenter <redacted>Applied.