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authorDan Carpenter <dan.carpenter@oracle.com>2016-07-14 13:14:29 +0300
committerRalf Baechle <ralf@linux-mips.org>2016-07-21 12:20:10 +0300
commit008d0cf1ec69ec6d2c08f2d23aff2b67cbe5d2af (patch)
treefd92b4b71d08d93d25a3388c53b50390bf398fce /arch/mips/cavium-octeon/octeon-irq.c
parentb4e76f7e6d3200462c6354a6ad4ae167459e61f8 (diff)
downloadlinux-008d0cf1ec69ec6d2c08f2d23aff2b67cbe5d2af.tar.xz
MIPS: Octeon: Off by one in octeon_irq_gpio_map()
It should be >= ARRAY_SIZE() instead of > ARRAY_SIZE(). Fixes: 64b139f97c01 ('MIPS: OCTEON: irq: add CIB and other fixes') Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Acked-by: David Daney <david.daney@cavium.com> Cc: Rob Herring <robh@kernel.org> Cc: Marc Zyngier <marc.zyngier@arm.com> Cc: linux-mips@linux-mips.org Cc: kernel-janitors@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/13813/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/cavium-octeon/octeon-irq.c')
-rw-r--r--arch/mips/cavium-octeon/octeon-irq.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/mips/cavium-octeon/octeon-irq.c b/arch/mips/cavium-octeon/octeon-irq.c
index 368eb490354c..75a4add63a28 100644
--- a/arch/mips/cavium-octeon/octeon-irq.c
+++ b/arch/mips/cavium-octeon/octeon-irq.c
@@ -1260,7 +1260,7 @@ static int octeon_irq_gpio_map(struct irq_domain *d,
line = (hw + gpiod->base_hwirq) >> 6;
bit = (hw + gpiod->base_hwirq) & 63;
- if (line > ARRAY_SIZE(octeon_irq_ciu_to_irq) ||
+ if (line >= ARRAY_SIZE(octeon_irq_ciu_to_irq) ||
octeon_irq_ciu_to_irq[line][bit] != 0)
return -EINVAL;