From bf988c16a3d65c853bd3eb0ec4f15a88a76a3ccd Mon Sep 17 00:00:00 2001 From: John de la Garza Date: Thu, 6 Mar 2014 15:51:59 -0800 Subject: [PATCH] usbip:usbip_common.c: check return value of sscanf Added code to check return value of sscanf. Signed-off-by: John de la Garza Signed-off-by: Greg Kroah-Hartman --- drivers/staging/usbip/usbip_common.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/staging/usbip/usbip_common.c b/drivers/staging/usbip/usbip_common.c index 4a2aab16b10c..2a11233d44f8 100644 --- a/drivers/staging/usbip/usbip_common.c +++ b/drivers/staging/usbip/usbip_common.c @@ -55,7 +55,8 @@ static ssize_t usbip_debug_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - sscanf(buf, "%lx", &usbip_debug_flag); + if (sscanf(buf, "%lx", &usbip_debug_flag) != 1) + return -EINVAL; return count; } DEVICE_ATTR_RW(usbip_debug); -- 2.11.0