ath5k: use kstrtoint() to parse numbers coming from sysfs
Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath5k/sysfs.c b/drivers/net/wireless/ath/ath5k/sysfs.c
index 1090bba..5406f44 100644
--- a/drivers/net/wireless/ath/ath5k/sysfs.c
+++ b/drivers/net/wireless/ath/ath5k/sysfs.c
@@ -19,9 +19,11 @@
const char *buf, size_t count) \
{ \
struct ath5k_softc *sc = dev_get_drvdata(dev); \
- int val; \
+ int val, ret; \
\
- val = (int)simple_strtoul(buf, NULL, 10); \
+ ret = kstrtoint(buf, 10, &val); \
+ if (ret < 0) \
+ return ret; \
set(sc->ah, val); \
return count; \
} \