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| author | Dave Kleikamp <shaggy@austin.ibm.com> | 2005-07-26 09:29:13 -0500 |
|---|---|---|
| committer | Dave Kleikamp <shaggy@austin.ibm.com> | 2005-07-26 09:29:13 -0500 |
| commit | 18190cc08d70a6ec8ef69f0f6ede021f7cb3f9b8 (patch) | |
| tree | 5e1d35d247e5ddd549283e0d71bb7810c04b02f1 | |
| parent | c2783f3a625b2aba943ef94623e277557a91a448 (diff) | |
| download | linux-18190cc08d70a6ec8ef69f0f6ede021f7cb3f9b8.tar.gz linux-18190cc08d70a6ec8ef69f0f6ede021f7cb3f9b8.tar.bz2 linux-18190cc08d70a6ec8ef69f0f6ede021f7cb3f9b8.zip | |
JFS: Fix i_blocks accounting when allocation fails
A failure in dbAlloc caused a directory's i_blocks to be incorrectly
incremented, causing jfs_fsck to find the inode to be corrupt.
Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com>
| -rw-r--r-- | fs/jfs/jfs_dtree.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/fs/jfs/jfs_dtree.c b/fs/jfs/jfs_dtree.c index 73b5fc7eda80..404f33eae507 100644 --- a/fs/jfs/jfs_dtree.c +++ b/fs/jfs/jfs_dtree.c @@ -381,9 +381,12 @@ static u32 add_index(tid_t tid, struct inode *ip, s64 bn, int slot) * It's time to move the inline table to an external * page and begin to build the xtree */ - if (DQUOT_ALLOC_BLOCK(ip, sbi->nbperpage) || - dbAlloc(ip, 0, sbi->nbperpage, &xaddr)) - goto clean_up; /* No space */ + if (DQUOT_ALLOC_BLOCK(ip, sbi->nbperpage)) + goto clean_up; + if (dbAlloc(ip, 0, sbi->nbperpage, &xaddr)) { + DQUOT_FREE_BLOCK(ip, sbi->nbperpage); + goto clean_up; + } /* * Save the table, we're going to overwrite it with the @@ -397,13 +400,15 @@ static u32 add_index(tid_t tid, struct inode *ip, s64 bn, int slot) xtInitRoot(tid, ip); /* - * Allocate the first block & add it to the xtree + * Add the first block to the xtree */ if (xtInsert(tid, ip, 0, 0, sbi->nbperpage, &xaddr, 0)) { /* This really shouldn't fail */ jfs_warn("add_index: xtInsert failed!"); memcpy(&jfs_ip->i_dirtable, temp_table, sizeof (temp_table)); + dbFree(ip, xaddr, sbi->nbperpage); + DQUOT_FREE_BLOCK(ip, sbi->nbperpage); goto clean_up; } ip->i_size = PSIZE; |