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authorVenu Byravarasu <vbyravarasu@nvidia.com>2012-06-01 15:18:47 +0530
committerSimone Willett <swillett@nvidia.com>2012-06-04 14:20:56 -0700
commit8b1478527df8856e9c9b57e5234fe931cf96d252 (patch)
treea4e9cf49bb717d2afff2ad7cbee607623847dd6c /drivers
parentaa52019b1b10988afaf210abbf321d41b7803804 (diff)
usb: otg: tegra: using sscanf in enable_host store functionality
Replaced kstrtoul with sscanf. Change-Id: I1c82e92bf43d2ceba6ac3a7c0090394ba3497f13 Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com> Reviewed-on: http://git-master/r/105888 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: Venkat Moganty <vmoganty@nvidia.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/usb/otg/tegra-otg.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/usb/otg/tegra-otg.c b/drivers/usb/otg/tegra-otg.c
index f91a8f8f78e7..2719a62f873d 100644
--- a/drivers/usb/otg/tegra-otg.c
+++ b/drivers/usb/otg/tegra-otg.c
@@ -366,10 +366,8 @@ static ssize_t store_host_en(struct device *dev, struct device_attribute *attr,
unsigned long host;
int err;
- err = kstrtoul(buf, 10, &host);
- if (err < 0) {
- return err;
- }
+ if (sscanf(buf, "%d", &host) != 1 || host < 0 || host > 1)
+ return -EINVAL;
if (host) {
enable_interrupt(tegra, false);