diff --git a/lib/libc/string/ffsl.c b/lib/libc/string/ffsl.c
index e39fd039dbc..6a25afddc57 100644
--- a/lib/libc/string/ffsl.c
+++ b/lib/libc/string/ffsl.c
@@ -41,7 +41,7 @@ ffsl(long mask)
 	int bit;
 
 	if (mask == 0)
-		return(0);
+		return (0);
 	for (bit = 1; !(mask & 1); bit++)
 		mask = (unsigned long)mask >> 1;
 	return (bit);