From 2d32927127f44d755780aa5fa88c8c34e72558f8 Mon Sep 17 00:00:00 2001 From: Alan Date: Wed, 11 Dec 2013 18:32:59 +0000 Subject: [PATCH] usbip: Fix sscanf handling Scan only to the length permitted by the buffer One of a set of sscanf problems noted by Jackie Chang Signed-off-by: Alan Cox Signed-off-by: Greg Kroah-Hartman --- drivers/staging/usbip/userspace/libsrc/usbip_common.c | 2 +- drivers/staging/usbip/userspace/libsrc/vhci_driver.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/staging/usbip/userspace/libsrc/usbip_common.c b/drivers/staging/usbip/userspace/libsrc/usbip_common.c index 17e08e022c00..66f03cc62ac6 100644 --- a/drivers/staging/usbip/userspace/libsrc/usbip_common.c +++ b/drivers/staging/usbip/userspace/libsrc/usbip_common.c @@ -165,7 +165,7 @@ int read_attr_speed(struct sysfs_device *dev) goto err; } - ret = sscanf(attr->value, "%s\n", speed); + ret = sscanf(attr->value, "%99s\n", speed); if (ret < 1) { dbg("sscanf failed"); goto err; diff --git a/drivers/staging/usbip/userspace/libsrc/vhci_driver.c b/drivers/staging/usbip/userspace/libsrc/vhci_driver.c index 1091bb20de11..241006a6cf74 100644 --- a/drivers/staging/usbip/userspace/libsrc/vhci_driver.c +++ b/drivers/staging/usbip/userspace/libsrc/vhci_driver.c @@ -72,7 +72,7 @@ static int parse_status(char *value) unsigned long socket; char lbusid[SYSFS_BUS_ID_SIZE]; - ret = sscanf(c, "%d %d %d %x %lx %s\n", + ret = sscanf(c, "%d %d %d %x %lx %31s\n", &port, &status, &speed, &devid, &socket, lbusid); -- 2.20.1