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-rw-r--r--tools/insert-usb-ids.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/insert-usb-ids.py b/tools/insert-usb-ids.py
index 9b53f3f68..177a68c4a 100644
--- a/tools/insert-usb-ids.py
+++ b/tools/insert-usb-ids.py
@@ -16,7 +16,7 @@ def parse_usb_ids(filename):
rv = dict()
for line in open(filename).readlines():
line = line.rstrip("\r\n")
- match = re.match("^#define\s+(\w+)\s+\(0x([0-9A-Fa-f]+)\)$", line)
+ match = re.match(r"^#define\s+(\w+)\s+\(0x([0-9A-Fa-f]+)\)$", line)
if match and match.group(1).startswith(config_prefix):
key = match.group(1).replace(config_prefix, "USB_")
val = match.group(2)