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authorAl Viro <viro@zeniv.linux.org.uk>2014-09-04 09:47:41 -0400
committerJan Kara <jack@suse.cz>2014-09-04 21:37:41 +0200
commit0b93a92be4cb48f22b78c95dea84089a1e72f860 (patch)
treefb5dadbd11612851334291dcb8943cf770af66b0
parentb231509616feb911c2a7a8814d58c0014ef5b17f (diff)
udf: saner calling conventions for udf_new_inode()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Jan Kara <jack@suse.cz>
-rw-r--r--fs/udf/ialloc.c24
-rw-r--r--fs/udf/namei.c44
-rw-r--r--fs/udf/udfdecl.h2
3 files changed, 27 insertions, 43 deletions
diff --git a/fs/udf/ialloc.c b/fs/udf/ialloc.c
index 598f33bdcd26..e77db621ec89 100644
--- a/fs/udf/ialloc.c
+++ b/fs/udf/ialloc.c
@@ -45,7 +45,7 @@ void udf_free_inode(struct inode *inode)
udf_free_blocks(sb, NULL, &UDF_I(inode)->i_location, 0, 1);
}
-struct inode *udf_new_inode(struct inode *dir, umode_t mode, int *err)
+struct inode *udf_new_inode(struct inode *dir, umode_t mode)
{
struct super_block *sb = dir->i_sb;
struct udf_sb_info *sbi = UDF_SB(sb);
@@ -55,14 +55,12 @@ struct inode *udf_new_inode(struct inode *dir, umode_t mode, int *err)
struct udf_inode_info *iinfo;
struct udf_inode_info *dinfo = UDF_I(dir);
struct logicalVolIntegrityDescImpUse *lvidiu;
+ int err;
inode = new_inode(sb);
- if (!inode) {
- *err = -ENOMEM;
- return NULL;
- }
- *err = -ENOSPC;
+ if (!inode)
+ return ERR_PTR(-ENOMEM);
iinfo = UDF_I(inode);
if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_USE_EXTENDED_FE)) {
@@ -80,16 +78,16 @@ struct inode *udf_new_inode(struct inode *dir, umode_t mode, int *err)
}
if (!iinfo->i_ext.i_data) {
iput(inode);
- *err = -ENOMEM;
- return NULL;
+ return ERR_PTR(-ENOMEM);
}
+ err = -ENOSPC;
block = udf_new_block(dir->i_sb, NULL,
dinfo->i_location.partitionReferenceNum,
- start, err);
- if (*err) {
+ start, &err);
+ if (err) {
iput(inode);
- return NULL;
+ return ERR_PTR(err);
}
lvidiu = udf_sb_lvidiu(sb);
@@ -127,11 +125,9 @@ struct inode *udf_new_inode(struct inode *dir, umode_t mode, int *err)
if (unlikely(insert_inode_locked(inode) < 0)) {
make_bad_inode(inode);
iput(inode);
- *err = -EIO;
- return NULL;
+ return ERR_PTR(-EIO);
}
mark_inode_dirty(inode);
- *err = 0;
return inode;
}
diff --git a/fs/udf/namei.c b/fs/udf/namei.c
index d106fdd1bef7..c12e260fd6c4 100644
--- a/fs/udf/namei.c
+++ b/fs/udf/namei.c
@@ -582,13 +582,10 @@ static int udf_add_nondir(struct dentry *dentry, struct inode *inode)
static int udf_create(struct inode *dir, struct dentry *dentry, umode_t mode,
bool excl)
{
- struct inode *inode;
- int err;
+ struct inode *inode = udf_new_inode(dir, mode);
- inode = udf_new_inode(dir, mode, &err);
- if (!inode) {
- return err;
- }
+ if (IS_ERR(inode))
+ return PTR_ERR(inode);
if (UDF_I(inode)->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB)
inode->i_data.a_ops = &udf_adinicb_aops;
@@ -603,23 +600,18 @@ static int udf_create(struct inode *dir, struct dentry *dentry, umode_t mode,
static int udf_tmpfile(struct inode *dir, struct dentry *dentry, umode_t mode)
{
- struct inode *inode;
- struct udf_inode_info *iinfo;
- int err;
+ struct inode *inode = udf_new_inode(dir, mode);
- inode = udf_new_inode(dir, mode, &err);
- if (!inode)
- return err;
+ if (IS_ERR(inode))
+ return PTR_ERR(inode);
- iinfo = UDF_I(inode);
- if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB)
+ if (UDF_I(inode)->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB)
inode->i_data.a_ops = &udf_adinicb_aops;
else
inode->i_data.a_ops = &udf_aops;
inode->i_op = &udf_file_inode_operations;
inode->i_fop = &udf_file_operations;
mark_inode_dirty(inode);
-
d_tmpfile(dentry, inode);
unlock_new_inode(inode);
return 0;
@@ -629,15 +621,13 @@ static int udf_mknod(struct inode *dir, struct dentry *dentry, umode_t mode,
dev_t rdev)
{
struct inode *inode;
- int err;
if (!old_valid_dev(rdev))
return -EINVAL;
- err = -EIO;
- inode = udf_new_inode(dir, mode, &err);
- if (!inode)
- return err;
+ inode = udf_new_inode(dir, mode);
+ if (IS_ERR(inode))
+ return PTR_ERR(inode);
init_special_inode(inode, mode, rdev);
return udf_add_nondir(dentry, inode);
@@ -652,10 +642,9 @@ static int udf_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
struct udf_inode_info *dinfo = UDF_I(dir);
struct udf_inode_info *iinfo;
- err = -EIO;
- inode = udf_new_inode(dir, S_IFDIR | mode, &err);
- if (!inode)
- goto out;
+ inode = udf_new_inode(dir, S_IFDIR | mode);
+ if (IS_ERR(inode))
+ return PTR_ERR(inode);
iinfo = UDF_I(inode);
inode->i_op = &udf_dir_inode_operations;
@@ -861,7 +850,7 @@ out:
static int udf_symlink(struct inode *dir, struct dentry *dentry,
const char *symname)
{
- struct inode *inode;
+ struct inode *inode = udf_new_inode(dir, S_IFLNK | S_IRWXUGO);
struct pathComponent *pc;
const char *compstart;
struct extent_position epos = {};
@@ -874,9 +863,8 @@ static int udf_symlink(struct inode *dir, struct dentry *dentry,
struct udf_inode_info *iinfo;
struct super_block *sb = dir->i_sb;
- inode = udf_new_inode(dir, S_IFLNK | S_IRWXUGO, &err);
- if (!inode)
- goto out;
+ if (IS_ERR(inode))
+ return PTR_ERR(inode);
iinfo = UDF_I(inode);
down_write(&iinfo->i_data_sem);
diff --git a/fs/udf/udfdecl.h b/fs/udf/udfdecl.h
index 41a8115c9345..742557be9936 100644
--- a/fs/udf/udfdecl.h
+++ b/fs/udf/udfdecl.h
@@ -208,7 +208,7 @@ extern int udf_CS0toUTF8(struct ustr *, const struct ustr *);
/* ialloc.c */
extern void udf_free_inode(struct inode *);
-extern struct inode *udf_new_inode(struct inode *, umode_t, int *);
+extern struct inode *udf_new_inode(struct inode *, umode_t);
/* truncate.c */
extern void udf_truncate_tail_extent(struct inode *);