Fix off-by-one check for stripping the quote from NAME/UNIQ

This never stripped the quote off. Fixes: 6026b34 ("Fetch the name and uniq from udev properties, not sysfs (#708)")
linuxwacom · Jun 11, 2024 · 4af8b6f · 4af8b6f
1 parent dea975e
commit 4af8b6f
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/libwacom/libwacom.c b/libwacom/libwacom.c
@@ -226,8 +226,8 @@ get_device_prop(GUdevDevice *device, const char *propname)
 			/* NAME and UNIQ properties are enclosed with quotes */
 			size_t offset = v[0] == '"' ? 1 : 0;
 			value = g_strdup(v + offset);
-			if (value[strlen(value)] == '"')
-				value[strlen(value)] = '\0';
+			if (value[strlen(value) - 1] == '"')
+				value[strlen(value) - 1] = '\0';
 			break;
 		}
 		next = g_udev_device_get_parent (parent);