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| author | Dave Kleikamp <shaggy@linux.vnet.ibm.com> | 2008-12-30 22:08:37 -0600 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2008-12-31 18:07:44 -0500 |
| commit | 1f3403fa640f9f7b135dee79f2d39d01c8ad4a08 (patch) | |
| tree | 13e3eac822dc24abed64f4294d024606f0155c10 /fs/jfs/jfs_inode.c | |
| parent | c1eaa26b671299b3ec01d40c6c71ee19a4f81517 (diff) | |
| download | linux-1f3403fa640f9f7b135dee79f2d39d01c8ad4a08.tar.gz linux-1f3403fa640f9f7b135dee79f2d39d01c8ad4a08.tar.bz2 linux-1f3403fa640f9f7b135dee79f2d39d01c8ad4a08.zip | |
nfsd race fixes: jfs
jfs version of Al Viro's nfsd race patches
Signed-off-by: Dave Kleikamp <shaggy@linux.vnet.ibm.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/jfs/jfs_inode.c')
| -rw-r--r-- | fs/jfs/jfs_inode.c | 29 |
1 files changed, 21 insertions, 8 deletions
diff --git a/fs/jfs/jfs_inode.c b/fs/jfs/jfs_inode.c index 70022fd1c539..d4d142c2edd4 100644 --- a/fs/jfs/jfs_inode.c +++ b/fs/jfs/jfs_inode.c @@ -79,7 +79,8 @@ struct inode *ialloc(struct inode *parent, umode_t mode) inode = new_inode(sb); if (!inode) { jfs_warn("ialloc: new_inode returned NULL!"); - return ERR_PTR(-ENOMEM); + rc = -ENOMEM; + goto fail; } jfs_inode = JFS_IP(inode); @@ -89,8 +90,12 @@ struct inode *ialloc(struct inode *parent, umode_t mode) jfs_warn("ialloc: diAlloc returned %d!", rc); if (rc == -EIO) make_bad_inode(inode); - iput(inode); - return ERR_PTR(rc); + goto fail_put; + } + + if (insert_inode_locked(inode) < 0) { + rc = -EINVAL; + goto fail_unlock; } inode->i_uid = current_fsuid(); @@ -112,11 +117,8 @@ struct inode *ialloc(struct inode *parent, umode_t mode) * Allocate inode to quota. */ if (DQUOT_ALLOC_INODE(inode)) { - DQUOT_DROP(inode); - inode->i_flags |= S_NOQUOTA; - inode->i_nlink = 0; - iput(inode); - return ERR_PTR(-EDQUOT); + rc = -EDQUOT; + goto fail_drop; } inode->i_mode = mode; @@ -158,4 +160,15 @@ struct inode *ialloc(struct inode *parent, umode_t mode) jfs_info("ialloc returns inode = 0x%p\n", inode); return inode; + +fail_drop: + DQUOT_DROP(inode); + inode->i_flags |= S_NOQUOTA; +fail_unlock: + inode->i_nlink = 0; + unlock_new_inode(inode); +fail_put: + iput(inode); +fail: + return ERR_PTR(rc); } |