whitespace cleanup

diff --git a/e2fsprogs/blkid/read.c b/e2fsprogs/blkid/read.c
index e954c6d..624c907 100644
--- a/e2fsprogs/blkid/read.c
+++ b/e2fsprogs/blkid/read.c
@@ -432,7 +432,7 @@
 	list_for_each(p, &dev->bid_tags) {
 		blkid_tag tag = list_entry(p, struct blkid_struct_tag, bit_tags);
 		if (tag)
-			printf("    tag: %s=\"%s\"\n", tag->bit_name, 
+			printf("    tag: %s=\"%s\"\n", tag->bit_name,
 			       tag->bit_val);
 		else
 			printf("    tag: NULL\n");