diff options
Diffstat (limited to 'fs/ext4/ioctl.c')
-rw-r--r-- | fs/ext4/ioctl.c | 27 |
1 files changed, 8 insertions, 19 deletions
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c index 6bea80614d77..0f2252ec274d 100644 --- a/fs/ext4/ioctl.c +++ b/fs/ext4/ioctl.c @@ -104,21 +104,15 @@ static long swap_inode_boot_loader(struct super_block *sb, struct ext4_inode_info *ei_bl; struct ext4_sb_info *sbi = EXT4_SB(sb); - if (inode->i_nlink != 1 || !S_ISREG(inode->i_mode)) { - err = -EINVAL; - goto swap_boot_out; - } + if (inode->i_nlink != 1 || !S_ISREG(inode->i_mode)) + return -EINVAL; - if (!inode_owner_or_capable(inode) || !capable(CAP_SYS_ADMIN)) { - err = -EPERM; - goto swap_boot_out; - } + if (!inode_owner_or_capable(inode) || !capable(CAP_SYS_ADMIN)) + return -EPERM; inode_bl = ext4_iget(sb, EXT4_BOOT_LOADER_INO); - if (IS_ERR(inode_bl)) { - err = PTR_ERR(inode_bl); - goto swap_boot_out; - } + if (IS_ERR(inode_bl)) + return PTR_ERR(inode_bl); ei_bl = EXT4_I(inode_bl); filemap_flush(inode->i_mapping); @@ -140,7 +134,7 @@ static long swap_inode_boot_loader(struct super_block *sb, handle = ext4_journal_start(inode_bl, EXT4_HT_MOVE_EXTENTS, 2); if (IS_ERR(handle)) { err = -EINVAL; - goto swap_boot_out; + goto journal_err_out; } /* Protect extent tree against block allocations via delalloc */ @@ -193,19 +187,14 @@ static long swap_inode_boot_loader(struct super_block *sb, ext4_mark_inode_dirty(handle, inode); } } - ext4_journal_stop(handle); - ext4_double_up_write_data_sem(inode, inode_bl); +journal_err_out: ext4_inode_resume_unlocked_dio(inode); ext4_inode_resume_unlocked_dio(inode_bl); - unlock_two_nondirectories(inode, inode_bl); - iput(inode_bl); - -swap_boot_out: return err; } |