diff options
author | Dave Kleikamp <dave.kleikamp@oracle.com> | 2015-07-15 21:53:19 +0300 |
---|---|---|
committer | Jan Kara <jack@suse.com> | 2015-07-23 21:59:39 +0300 |
commit | acc84b05b1f463952a638689335ca47e70d5ea30 (patch) | |
tree | 477ad20902b4f9d3595950002d429808c1387c30 /fs/jfs | |
parent | 2e6c97ea4ce6a29941da46d03183c2c0e330fb2f (diff) | |
download | linux-acc84b05b1f463952a638689335ca47e70d5ea30.tar.xz |
jfs: Handle error from dquot_initialize()
dquot_initialize() can now return error. Handle it where possible
Slightly modified by Dave Kleikamp due to needed jfs_rename() error path
fix.
Signed-off-by: Jan Kara <jack@suse.com>
Reviewed-by: Dave Kleikamp <dave.kleikamp@oracle.com>
Diffstat (limited to 'fs/jfs')
-rw-r--r-- | fs/jfs/file.c | 7 | ||||
-rw-r--r-- | fs/jfs/jfs_inode.c | 4 | ||||
-rw-r--r-- | fs/jfs/namei.c | 54 |
3 files changed, 48 insertions, 17 deletions
diff --git a/fs/jfs/file.c b/fs/jfs/file.c index b9dc23cd04f2..0e026a7bdcd4 100644 --- a/fs/jfs/file.c +++ b/fs/jfs/file.c @@ -107,8 +107,11 @@ int jfs_setattr(struct dentry *dentry, struct iattr *iattr) if (rc) return rc; - if (is_quota_modification(inode, iattr)) - dquot_initialize(inode); + if (is_quota_modification(inode, iattr)) { + rc = dquot_initialize(inode); + if (rc) + return rc; + } if ((iattr->ia_valid & ATTR_UID && !uid_eq(iattr->ia_uid, inode->i_uid)) || (iattr->ia_valid & ATTR_GID && !gid_eq(iattr->ia_gid, inode->i_gid))) { rc = dquot_transfer(inode, iattr); diff --git a/fs/jfs/jfs_inode.c b/fs/jfs/jfs_inode.c index 6b0f816201a2..cf7936fe2e68 100644 --- a/fs/jfs/jfs_inode.c +++ b/fs/jfs/jfs_inode.c @@ -109,7 +109,9 @@ struct inode *ialloc(struct inode *parent, umode_t mode) /* * Allocate inode to quota. */ - dquot_initialize(inode); + rc = dquot_initialize(inode); + if (rc) + goto fail_drop; rc = dquot_alloc_inode(inode); if (rc) goto fail_drop; diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c index a5ac97b9a933..35976bdccafc 100644 --- a/fs/jfs/namei.c +++ b/fs/jfs/namei.c @@ -86,7 +86,9 @@ static int jfs_create(struct inode *dip, struct dentry *dentry, umode_t mode, jfs_info("jfs_create: dip:0x%p name:%pd", dip, dentry); - dquot_initialize(dip); + rc = dquot_initialize(dip); + if (rc) + goto out1; /* * search parent directory for entry/freespace @@ -218,7 +220,9 @@ static int jfs_mkdir(struct inode *dip, struct dentry *dentry, umode_t mode) jfs_info("jfs_mkdir: dip:0x%p name:%pd", dip, dentry); - dquot_initialize(dip); + rc = dquot_initialize(dip); + if (rc) + goto out1; /* * search parent directory for entry/freespace @@ -355,8 +359,12 @@ static int jfs_rmdir(struct inode *dip, struct dentry *dentry) jfs_info("jfs_rmdir: dip:0x%p name:%pd", dip, dentry); /* Init inode for quota operations. */ - dquot_initialize(dip); - dquot_initialize(ip); + rc = dquot_initialize(dip); + if (rc) + goto out; + rc = dquot_initialize(ip); + if (rc) + goto out; /* directory must be empty to be removed */ if (!dtEmpty(ip)) { @@ -483,8 +491,12 @@ static int jfs_unlink(struct inode *dip, struct dentry *dentry) jfs_info("jfs_unlink: dip:0x%p name:%pd", dip, dentry); /* Init inode for quota operations. */ - dquot_initialize(dip); - dquot_initialize(ip); + rc = dquot_initialize(dip); + if (rc) + goto out; + rc = dquot_initialize(ip); + if (rc) + goto out; if ((rc = get_UCSname(&dname, dentry))) goto out; @@ -799,7 +811,9 @@ static int jfs_link(struct dentry *old_dentry, jfs_info("jfs_link: %pd %pd", old_dentry, dentry); - dquot_initialize(dir); + rc = dquot_initialize(dir); + if (rc) + goto out; tid = txBegin(ip->i_sb, 0); @@ -810,7 +824,7 @@ static int jfs_link(struct dentry *old_dentry, * scan parent directory for entry/freespace */ if ((rc = get_UCSname(&dname, dentry))) - goto out; + goto out_tx; if ((rc = dtSearch(dir, &dname, &ino, &btstack, JFS_CREATE))) goto free_dname; @@ -842,12 +856,13 @@ static int jfs_link(struct dentry *old_dentry, free_dname: free_UCSname(&dname); - out: + out_tx: txEnd(tid); mutex_unlock(&JFS_IP(ip)->commit_mutex); mutex_unlock(&JFS_IP(dir)->commit_mutex); + out: jfs_info("jfs_link: rc:%d", rc); return rc; } @@ -891,7 +906,9 @@ static int jfs_symlink(struct inode *dip, struct dentry *dentry, jfs_info("jfs_symlink: dip:0x%p name:%s", dip, name); - dquot_initialize(dip); + rc = dquot_initialize(dip); + if (rc) + goto out1; ssize = strlen(name) + 1; @@ -1082,8 +1099,12 @@ static int jfs_rename(struct inode *old_dir, struct dentry *old_dentry, jfs_info("jfs_rename: %pd %pd", old_dentry, new_dentry); - dquot_initialize(old_dir); - dquot_initialize(new_dir); + rc = dquot_initialize(old_dir); + if (rc) + goto out1; + rc = dquot_initialize(new_dir); + if (rc) + goto out1; old_ip = d_inode(old_dentry); new_ip = d_inode(new_dentry); @@ -1130,7 +1151,9 @@ static int jfs_rename(struct inode *old_dir, struct dentry *old_dentry, } else if (new_ip) { IWRITE_LOCK(new_ip, RDWRLOCK_NORMAL); /* Init inode for quota operations. */ - dquot_initialize(new_ip); + rc = dquot_initialize(new_ip); + if (rc) + goto out_unlock; } /* @@ -1318,6 +1341,7 @@ static int jfs_rename(struct inode *old_dir, struct dentry *old_dentry, clear_cflag(COMMIT_Stale, old_dir); } + out_unlock: if (new_ip && !S_ISDIR(new_ip->i_mode)) IWRITE_UNLOCK(new_ip); out3: @@ -1353,7 +1377,9 @@ static int jfs_mknod(struct inode *dir, struct dentry *dentry, jfs_info("jfs_mknod: %pd", dentry); - dquot_initialize(dir); + rc = dquot_initialize(dir); + if (rc) + goto out; if ((rc = get_UCSname(&dname, dentry))) goto out; |