pinctrl: sx150x: handle failure case of devm_kstrdup
authorNicholas Mc Guire <hofrat@osadl.org>
Sun, 2 Dec 2018 10:04:17 +0000 (11:04 +0100)
committerLinus Walleij <linus.walleij@linaro.org>
Fri, 7 Dec 2018 12:22:47 +0000 (13:22 +0100)
commita9d9f6b83f1bb05da849b3540e6d1f70ef1c2343
tree6f0d7d4d19eea191cb2c9ee36f9aa6a16ef630f2
parent0819dc72ea70a90ad2a070e76708ee53bac47caa
pinctrl: sx150x: handle failure case of devm_kstrdup

devm_kstrdup() may return NULL if internal allocation failed.
Thus using  label, name  is unsafe without checking. Therefor
in the unlikely case of allocation failure, sx150x_probe() simply
returns -ENOMEM.

Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Fixes: 9e80f9064e73 ("pinctrl: Add SX150X GPIO Extender Pinctrl Driver")
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
drivers/pinctrl/pinctrl-sx150x.c