diff options
Diffstat (limited to 'fs/sysv/itree.c')
| -rw-r--r-- | fs/sysv/itree.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/sysv/itree.c b/fs/sysv/itree.c index bcb67b0cabe7..e3d1673b8ec9 100644 --- a/fs/sysv/itree.c +++ b/fs/sysv/itree.c @@ -145,6 +145,10 @@ static int alloc_branch(struct inode *inode, */ parent = block_to_cpu(SYSV_SB(inode->i_sb), branch[n-1].key); bh = sb_getblk(inode->i_sb, parent); + if (!bh) { + sysv_free_block(inode->i_sb, branch[n].key); + break; + } lock_buffer(bh); memset(bh->b_data, 0, blocksize); branch[n].bh = bh; @@ -438,7 +442,7 @@ static unsigned sysv_nblocks(struct super_block *s, loff_t size) res += blocks; direct = 1; } - return blocks; + return res; } int sysv_getattr(const struct path *path, struct kstat *stat, |