1 files changed, 5 insertions, 4 deletions
diff --git a/ws.c b/ws.c
index 46a77bcad6..da3d0e28cb 100644
--- a/ws.c
+++ b/ws.c
@@ -29,6 +29,7 @@ unsigned parse_whitespace_rule(const char *string)
 		int i;
 		size_t len;
 		const char *ep;
+		const char *arg;
 		int negated = 0;
 
 		string = string + strspn(string, ", \t\n\r");
@@ -52,15 +53,15 @@ unsigned parse_whitespace_rule(const char *string)
 				rule |= whitespace_rule_names[i].rule_bits;
 			break;
 		}
-		if (strncmp(string, "tabwidth=", 9) == 0) {
-			unsigned tabwidth = atoi(string + 9);
+		if (skip_prefix(string, "tabwidth=", &arg)) {
+			unsigned tabwidth = atoi(arg);
 			if (0 < tabwidth && tabwidth < 0100) {
 				rule &= ~WS_TAB_WIDTH_MASK;
 				rule |= tabwidth;
 			}
 			else
 				warning("tabwidth %.*s out of range",
-					(int)(len - 9), string + 9);
+					(int)(ep - arg), arg);
 		}
 		string = ep;
 	}
@@ -78,7 +79,7 @@ unsigned whitespace_rule(struct index_state *istate, const char *pathname)
 	if (!attr_whitespace_rule)
 		attr_whitespace_rule = attr_check_initl("whitespace", NULL);
 
-	git_check_attr(istate, pathname, attr_whitespace_rule);
+	git_check_attr(istate, NULL, pathname, attr_whitespace_rule);
 	value = attr_whitespace_rule->items[0].value;
 	if (ATTR_TRUE(value)) {
 		/* true (whitespace) */