X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=fs%2Fgfs2%2Frgrp.c;h=3401628d742b6cbfd5b53c9a4ed11f42d3372413;hb=6924d1ab8b7bbe5ab416713f5701b3316b2df85b;hp=6387523a31530237da2d2545350787e4db53dd0d;hpb=cc55875e26e2b85484b196edbada6caf84eb7765;p=linux-2.6

diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 6387523a31..3401628d74 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -195,7 +195,7 @@ ulong_aligned:
 	   depending on architecture.  I've experimented with several ways
 	   of writing this section such as using an else before the goto
 	   but this one seems to be the fastest. */
-	while ((unsigned char *)plong < end - 1) {
+	while ((unsigned char *)plong < end - sizeof(unsigned long)) {
 		prefetch(plong + 1);
 		if (((*plong) & LBITMASK) != lskipval)
 			break;