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pinctrl: devicetree: Use strlen() instead of hardcoded number

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Improve readability by replacing a hardcoded number requiring a comment
by strlen().

Gcc is smart enough to evaluate the length of a constant string at
compile-time.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20190731132917.17607-2-geert+renesas@glider.be
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Geert Uytterhoeven 2019-07-31 15:29:15 +02:00 committed by Linus Walleij
parent 64c4dcbfcc
commit f0b0e923e0
1 changed files with 2 additions and 4 deletions
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6
drivers/pinctrl/devicetree.c
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@ -228,10 +228,8 @@ int pinctrl_dt_to_map(struct pinctrl *p, struct pinctrl_dev *pctldev)
* than dynamically allocate it and have to free it later, * than dynamically allocate it and have to free it later,
* just point part way into the property name for the string. * just point part way into the property name for the string.
*/ */
if (ret < 0) { if (ret < 0)
/* strlen("pinctrl-") == 8 */ statename = prop->name + strlen("pinctrl-");
statename = prop->name + 8;
}
/* For every referenced pin configuration node in it */ /* For every referenced pin configuration node in it */
for (config = 0; config < size; config++) { for (config = 0; config < size; config++) {