diff options
Diffstat (limited to 'arch/cris/arch-v32/kernel/pinmux.c')
| -rw-r--r-- | arch/cris/arch-v32/kernel/pinmux.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/cris/arch-v32/kernel/pinmux.c b/arch/cris/arch-v32/kernel/pinmux.c index 6eb54ea1c976..f6f3637a4194 100644 --- a/arch/cris/arch-v32/kernel/pinmux.c +++ b/arch/cris/arch-v32/kernel/pinmux.c | |||
| @@ -54,7 +54,7 @@ crisv32_pinmux_alloc(int port, int first_pin, int last_pin, enum pin_mode mode) | |||
| 54 | 54 | ||
| 55 | crisv32_pinmux_init(); | 55 | crisv32_pinmux_init(); |
| 56 | 56 | ||
| 57 | if (port > PORTS) | 57 | if (port > PORTS || port < 0) |
| 58 | return -EINVAL; | 58 | return -EINVAL; |
| 59 | 59 | ||
| 60 | spin_lock_irqsave(&pinmux_lock, flags); | 60 | spin_lock_irqsave(&pinmux_lock, flags); |
| @@ -197,7 +197,7 @@ crisv32_pinmux_dealloc(int port, int first_pin, int last_pin) | |||
| 197 | 197 | ||
| 198 | crisv32_pinmux_init(); | 198 | crisv32_pinmux_init(); |
| 199 | 199 | ||
| 200 | if (port > PORTS) | 200 | if (port > PORTS || port < 0) |
| 201 | return -EINVAL; | 201 | return -EINVAL; |
| 202 | 202 | ||
| 203 | spin_lock_irqsave(&pinmux_lock, flags); | 203 | spin_lock_irqsave(&pinmux_lock, flags); |