cluster: RHEL6 - libgfs2: Fix pointer arithmetic in gfs2_quota_change_*

[Bob Peterson]

Gitweb:       
http://git.fedorahosted.org/git/?p=cluster.git;a=commitdiff;h=aef6f49250e...
Commit:        aef6f49250ee8aa3c6792002f8d5bb81091abd76
Parent:        f0b76db91e8346e9abe3ea6fe4b85ffa03998fe3
Author:        Andrew Price <anprice(a)redhat.com&gt;
AuthorDate:    Fri Sep 16 15:30:21 2011 +0100
Committer:     Bob Peterson <rpeterso(a)redhat.com&gt;
CommitterDate: Wed Jul 24 10:28:56 2013 -0500

libgfs2: Fix pointer arithmetic in gfs2_quota_change_*

Coverity discovered that a casting precedence error in the pointer
arithmetic of gfs2_quota_change_*. This patch fixes the calculations to
ensure the correct pointer types are used.

Signed-off-by: Andrew Price <anprice(a)redhat.com&gt;
---
 gfs2/libgfs2/ondisk.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/gfs2/libgfs2/ondisk.c b/gfs2/libgfs2/ondisk.c
index 507cebb..e43cd26 100644
--- a/gfs2/libgfs2/ondisk.c
+++ b/gfs2/libgfs2/ondisk.c
@@ -608,8 +608,8 @@ void gfs2_statfs_change_print(struct gfs2_statfs_change *sc)
 void gfs2_quota_change_in(struct gfs2_quota_change *qc,
 			  struct gfs2_buffer_head *bh)
 {
-	struct gfs2_quota_change *str = (struct gfs2_quota_change *)bh->b_data +
-		sizeof(struct gfs2_meta_header);
+	struct gfs2_quota_change *str = (struct gfs2_quota_change *)(bh->b_data +
+		sizeof(struct gfs2_meta_header));
 
 	CPIN_64(qc, str, qc_change);
 	CPIN_32(qc, str, qc_flags);
@@ -619,8 +619,8 @@ void gfs2_quota_change_in(struct gfs2_quota_change *qc,
 void gfs2_quota_change_out(struct gfs2_quota_change *qc,
 			   struct gfs2_buffer_head *bh)
 {
-	struct gfs2_quota_change *str = (struct gfs2_quota_change *)bh->b_data +
-		sizeof(struct gfs2_meta_header);
+	struct gfs2_quota_change *str = (struct gfs2_quota_change *)(bh->b_data +
+		sizeof(struct gfs2_meta_header));
 
 	CPOUT_64(qc, str, qc_change);
 	CPOUT_32(qc, str, qc_flags);