gpio: pca953x: Fix pca953x_gpio_set_multiple() on 64-bit

Browse source

pca953x_gpio_set_multiple() divides by 4 to convert from longs to bytes,
which assumes a 32-bit platform, and is not correct on 64-bit platforms.
Use "sizeof(...)" instead to fix this.

Cc: stable@vger.kernel.org
Fixes: b4818afeac ("gpio: pca953x: Add set_multiple to allow multiple bits to be set in one write.")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Phil Reid <preid@electromag.com.au>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

...

This commit is contained in:

Geert Uytterhoeven 2016-03-11 17:31:27 +01:00 • committed by Linus Walleij

parent e5f7e31214

commit e0a8604f13

1 changed files with 4 additions and 2 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

6

drivers/gpio/gpio-pca953x.c

View file