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authorVenkatesh Pallipadi <venkatesh.pallipadi@intel.com>2010-03-04 22:25:21 -0500
committerTheodore Ts'o <tytso@mit.edu>2010-03-04 22:25:21 -0500
commit64e290ec69be39f1887fa0b403c1e417b6b038e7 (patch)
tree8c7f87a2a4baa357e0cc04ab10b5af0b06273160 /fs/ext4/block_validity.c
parentc437b2733520599a2c6e0dbcdeae611319f84707 (diff)
ext4: fix up rb_root initializations to use RB_ROOT
ext4 uses rb_node = NULL; to zero rb_root at few places. Using RB_ROOT as the initializer is more portable in case the underlying implementation of rbtrees changes in the future. Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu> Cc: Eric Paris <eparis@redhat.com>
Diffstat (limited to 'fs/ext4/block_validity.c')
-rw-r--r--fs/ext4/block_validity.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ext4/block_validity.c b/fs/ext4/block_validity.c
index a60ab9aad57..983f0e12749 100644
--- a/fs/ext4/block_validity.c
+++ b/fs/ext4/block_validity.c
@@ -205,14 +205,14 @@ void ext4_release_system_zone(struct super_block *sb)
entry = rb_entry(n, struct ext4_system_zone, node);
kmem_cache_free(ext4_system_zone_cachep, entry);
if (!parent)
- EXT4_SB(sb)->system_blks.rb_node = NULL;
+ EXT4_SB(sb)->system_blks = RB_ROOT;
else if (parent->rb_left == n)
parent->rb_left = NULL;
else if (parent->rb_right == n)
parent->rb_right = NULL;
n = parent;
}
- EXT4_SB(sb)->system_blks.rb_node = NULL;
+ EXT4_SB(sb)->system_blks = RB_ROOT;
}
/*