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| author | Andrzej Hajda <a.hajda@samsung.com> | 2015-09-24 16:00:20 +0200 |
|---|---|---|
| committer | Chanwoo Choi <cw00.choi@samsung.com> | 2015-09-29 17:58:43 +0900 |
| commit | 238ffc2e64646951d2d3c541f3624b01be5f65e4 (patch) | |
| tree | 2f29f05421043cd1a6f3d9c44ea3142fe3032a84 /drivers/extcon/extcon-rt8973a.c | |
| parent | 4bf27b7038c23fe789aa9bd553a6391cc33ccfa1 (diff) | |
| download | linux-next-238ffc2e64646951d2d3c541f3624b01be5f65e4.tar.gz | |
extcon: rt8973a: fix handling regmap_irq_get_virq result
The function can return negative value.
The problem has been detected using proposed semantic patch
scripts/coccinelle/tests/assign_signed_to_unsigned.cocci [1].
[1]: http://permalink.gmane.org/gmane.linux.kernel/2046107
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Diffstat (limited to 'drivers/extcon/extcon-rt8973a.c')
| -rw-r--r-- | drivers/extcon/extcon-rt8973a.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/extcon/extcon-rt8973a.c b/drivers/extcon/extcon-rt8973a.c index 3428b6aae1a2..1bc3737ea01c 100644 --- a/drivers/extcon/extcon-rt8973a.c +++ b/drivers/extcon/extcon-rt8973a.c @@ -594,7 +594,7 @@ static int rt8973a_muic_i2c_probe(struct i2c_client *i2c, for (i = 0; i < info->num_muic_irqs; i++) { struct muic_irq *muic_irq = &info->muic_irqs[i]; - unsigned int virq = 0; + int virq = 0; virq = regmap_irq_get_virq(info->irq_data, muic_irq->irq); if (virq <= 0) |