From: J. Bruce Fields <bfields@citi.umich.edu>
Date: Wed, 17 Mar 2010 17:02:48 +0000 (-0400)
Subject: gss_krb5: Don't expect blocksize to always be 8 when calculating padding
X-Git-Tag: firefly_0821_release~9833^2~2104^2~75
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=54ec3d462f3c2a3fe48a7bd592160bee31360087;p=firefly-linux-kernel-4.4.55.git

gss_krb5: Don't expect blocksize to always be 8 when calculating padding

Signed-off-by: Steve Dickson <steved@redhat.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
---

diff --git a/net/sunrpc/auth_gss/gss_krb5_wrap.c b/net/sunrpc/auth_gss/gss_krb5_wrap.c
index 496281fabb91..5d6c3b12ea70 100644
--- a/net/sunrpc/auth_gss/gss_krb5_wrap.c
+++ b/net/sunrpc/auth_gss/gss_krb5_wrap.c
@@ -12,10 +12,7 @@
 static inline int
 gss_krb5_padding(int blocksize, int length)
 {
-	/* Most of the code is block-size independent but currently we
-	 * use only 8: */
-	BUG_ON(blocksize != 8);
-	return 8 - (length & 7);
+	return blocksize - (length % blocksize);
 }
 
 static inline void