diff options
| author | Andi Kleen <andi@firstfloor.org> | 2010-10-29 15:14:37 -0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2010-10-29 15:14:37 -0400 |
| commit | 559af8211433b8c0b20e6c43c61409cb9c9c2996 (patch) | |
| tree | 702ebd4c4f5b610daa36f65d814a518356a9a46b /fs/btrfs/super.c | |
| parent | 411fc6bcef54f828a5458f4730c68abdf13c6bf0 (diff) | |
Btrfs: cleanup warnings from gcc 4.6 (nonbugs)
These are all the cases where a variable is set, but not read which are
not bugs as far as I can see, but simply leftovers.
Still needs more review.
Found by gcc 4.6's new warnings
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Cc: Chris Mason <chris.mason@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/super.c')
| -rw-r--r-- | fs/btrfs/super.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index d7fb2733d028..0002e6d1a16f 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -61,6 +61,8 @@ static void btrfs_put_super(struct super_block *sb) ret = close_ctree(root); sb->s_fs_info = NULL; + + (void)ret; /* FIXME: need to fix VFS to return error? */ } enum { @@ -445,7 +447,6 @@ static int btrfs_fill_super(struct super_block *sb, { struct inode *inode; struct dentry *root_dentry; - struct btrfs_super_block *disk_super; struct btrfs_root *tree_root; struct btrfs_key key; int err; @@ -467,7 +468,6 @@ static int btrfs_fill_super(struct super_block *sb, return PTR_ERR(tree_root); } sb->s_fs_info = tree_root; - disk_super = &tree_root->fs_info->super_copy; key.objectid = BTRFS_FIRST_FREE_OBJECTID; key.type = BTRFS_INODE_ITEM_KEY; @@ -580,7 +580,6 @@ static int btrfs_get_sb(struct file_system_type *fs_type, int flags, char *subvol_name = NULL; u64 subvol_objectid = 0; int error = 0; - int found = 0; if (!(flags & MS_RDONLY)) mode |= FMODE_WRITE; @@ -616,7 +615,6 @@ static int btrfs_get_sb(struct file_system_type *fs_type, int flags, goto error_close_devices; } - found = 1; btrfs_close_devices(fs_devices); } else { char b[BDEVNAME_SIZE]; |