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| author | Vladimir Zapolskiy <vz@mleia.com> | 2016-03-09 02:21:40 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2016-03-10 16:03:30 +0100 |
| commit | edf8fcdc6b254236be005851af35ea5e826e7e09 (patch) | |
| tree | baf85238a4aa1b87e958d0af1b6a7b48be503b19 /drivers/irqchip/irq-alpine-msi.c | |
| parent | irqchip/sunxi-nmi: Fix error check of of_io_request_and_map() (diff) | |
| download | linux-edf8fcdc6b254236be005851af35ea5e826e7e09.tar.xz linux-edf8fcdc6b254236be005851af35ea5e826e7e09.zip | |
irqchip/mxs: Fix error check of of_io_request_and_map()
The of_io_request_and_map() returns a valid pointer in iomem region or
ERR_PTR(), check for NULL always fails and may cause a NULL pointer
dereference on error path.
Fixes: 25e34b44313b ("irqchip/mxs: Prepare driver for hardware with different offsets")
Signed-off-by: Vladimir Zapolskiy <vz@mleia.com>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Oleksij Rempel <linux@rempel-privat.de>
Cc: Sascha Hauer <kernel@pengutronix.de>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org
Link: http://lkml.kernel.org/r/1457486500-10237-1-git-send-email-vz@mleia.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/irqchip/irq-alpine-msi.c')
0 files changed, 0 insertions, 0 deletions