brk randomization: introduce CONFIG_COMPAT_BRK

[linux-2.6-omap-h63xx.git] / fs / ext2 / xattr.c

diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c
index 86ae8e93adb9d84dadbace346c65f0c5b09952fa..3e8683dbb13fb0d5cfa12ffbc9bccf560fe63d52 100644 (file)
--- a/fs/ext2/xattr.c
+++ b/fs/ext2/xattr.c
@@ -342,12 +342,9 @@ static void ext2_xattr_update_super_block(struct super_block *sb)
        if (EXT2_HAS_COMPAT_FEATURE(sb, EXT2_FEATURE_COMPAT_EXT_ATTR))
                return;
 
-       lock_super(sb);
-       EXT2_SB(sb)->s_es->s_feature_compat |=
-               cpu_to_le32(EXT2_FEATURE_COMPAT_EXT_ATTR);
+       EXT2_SET_COMPAT_FEATURE(sb, EXT2_FEATURE_COMPAT_EXT_ATTR);
        sb->s_dirt = 1;
        mark_buffer_dirty(EXT2_SB(sb)->s_sbh);
-       unlock_super(sb);
 }
 
 /*
@@ -521,11 +518,10 @@ bad_block:                ext2_error(sb, "ext2_xattr_set",
                }
        } else {
                /* Allocate a buffer where we construct the new block. */
-               header = kmalloc(sb->s_blocksize, GFP_KERNEL);
+               header = kzalloc(sb->s_blocksize, GFP_KERNEL);
                error = -ENOMEM;
                if (header == NULL)
                        goto cleanup;
-               memset(header, 0, sb->s_blocksize);
                end = (char *)header + sb->s_blocksize;
                header->h_magic = cpu_to_le32(EXT2_XATTR_MAGIC);
                header->h_blocks = header->h_refcount = cpu_to_le32(1);
@@ -668,8 +664,7 @@ ext2_xattr_set2(struct inode *inode, struct buffer_head *old_bh,
                                                           s_first_data_block) +
                                   EXT2_I(inode)->i_block_group *
                                   EXT2_BLOCKS_PER_GROUP(sb);
-                       int block = ext2_new_block(inode, goal,
-                                                  NULL, NULL, &error);
+                       int block = ext2_new_block(inode, goal, &error);
                        if (error)
                                goto cleanup;
                        ea_idebug(inode, "creating block %d", block);