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path: root/drivers/gpio/gpio-pca953x.c
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Diffstat (limited to 'drivers/gpio/gpio-pca953x.c')
-rw-r--r--drivers/gpio/gpio-pca953x.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index e422568e14ad..4a8d0fe60e0c 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -380,6 +380,7 @@ static void pca953x_gpio_set_multiple(struct gpio_chip *gc,
if (bank_mask) {
bank_val = bits[bank / sizeof(*bits)] >>
((bank % sizeof(*bits)) * 8);
+ bank_val &= bank_mask;
reg_val[bank] = (reg_val[bank] & ~bank_mask) | bank_val;
}
}