diff options
| author | Dan Carpenter <dan.carpenter@oracle.com> | 2016-07-14 13:14:29 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-05-10 10:25:45 +0200 |
| commit | cdd952995b0de62474e74c48af2de8c6bf347230 (patch) | |
| tree | bc608e79e2e975a862b808bdfff45b7928146b97 /arch/mips | |
| parent | 6da475d078a79b8c216a36252a08272e241d6ad0 (diff) | |
MIPS: Octeon: Off by one in octeon_irq_gpio_map()
commit 008d0cf1ec69ec6d2c08f2d23aff2b67cbe5d2af upstream.
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/cavium-octeon/octeon-irq.c | 2 |
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 ed7c4f1fc6a0..9189730bd517 100644 --- a/arch/mips/cavium-octeon/octeon-irq.c +++ b/arch/mips/cavium-octeon/octeon-irq.c @@ -1220,7 +1220,7 @@ 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; |