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authorDu, ChangbinX <changbinx.du@intel.com>2012-05-15 01:49:25 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-05-15 08:41:13 -0700
commitf6fe916ed0a383ae89b041200dae271579c053b3 (patch)
tree6ac20853c560ced5fcb1d7ce0bd71d4444f4ccc1 /tools/usb
parent1996e6c572969a8cf6d7fa97eef621219acd94a9 (diff)
downloadlinux-f6fe916ed0a383ae89b041200dae271579c053b3.tar.gz
USB: testusb: add path /dev/bus/usb to default search paths for usbfs
As real device-nodes managed by udev whose nodes lived in /dev/bus/usb are mostly used today, let testusb tool use that directory as one default path make tool be more convenient to use. Signed-off-by: Du Changbin <changbinx.du@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/usb')
-rw-r--r--tools/usb/testusb.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/tools/usb/testusb.c b/tools/usb/testusb.c
index 6e0f56701e44..82d7c590c026 100644
--- a/tools/usb/testusb.c
+++ b/tools/usb/testusb.c
@@ -358,6 +358,7 @@ static const char *usbfs_dir_find(void)
{
static char usbfs_path_0[] = "/dev/usb/devices";
static char usbfs_path_1[] = "/proc/bus/usb/devices";
+ static char udev_usb_path[] = "/dev/bus/usb";
static char *const usbfs_paths[] = {
usbfs_path_0, usbfs_path_1
@@ -376,6 +377,10 @@ static const char *usbfs_dir_find(void)
}
} while (++it != end);
+ /* real device-nodes managed by udev */
+ if (access(udev_usb_path, F_OK) == 0)
+ return udev_usb_path;
+
return NULL;
}