diff options
| author | Andrzej Hajda <a.hajda@samsung.com> | 2015-12-14 13:06:03 +0300 |
|---|---|---|
| committer | Chanwoo Choi <cw00.choi@samsung.com> | 2015-12-15 04:02:34 +0300 |
| commit | c05c0d544edfb0ffbbd01acd199ea9626bdfd6c3 (patch) | |
| tree | 226aa847d2f04d5784ffb038a4d89299e4250adb | |
| parent | cbc46603df56b5933aef6765fc50d3aa18f96ced (diff) | |
| download | linux-c05c0d544edfb0ffbbd01acd199ea9626bdfd6c3.tar.xz | |
extcon: max77843: fix handling return value of regmap_irq_get_virq
The function can return negative values, so its result should
be assigned to signed variable.
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>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
| -rw-r--r-- | drivers/extcon/extcon-max77843.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/extcon/extcon-max77843.c b/drivers/extcon/extcon-max77843.c index 9f9ea334399c..74dfb7f4f277 100644 --- a/drivers/extcon/extcon-max77843.c +++ b/drivers/extcon/extcon-max77843.c @@ -811,7 +811,7 @@ static int max77843_muic_probe(struct platform_device *pdev) for (i = 0; i < ARRAY_SIZE(max77843_muic_irqs); i++) { struct max77843_muic_irq *muic_irq = &max77843_muic_irqs[i]; - unsigned int virq = 0; + int virq = 0; virq = regmap_irq_get_virq(max77843->irq_data_muic, muic_irq->irq); |