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authorAl Viro <viro@zeniv.linux.org.uk>2008-10-12 00:15:17 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2008-10-23 05:13:15 -0400
commit9fbb76ce0fe96c07c44ba2aec3dc99f4b8d2b9c6 (patch)
tree78f50dcd672702aed515dbd0adabde839c2cb4c0 /fs/udf/namei.c
parentad76cbc63b9db7c98da49af3182a783ca1c80a5d (diff)
[PATCH] get rid of on-stack dentry in udf
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/udf/namei.c')
-rw-r--r--fs/udf/namei.c26
1 files changed, 11 insertions, 15 deletions
diff --git a/fs/udf/namei.c b/fs/udf/namei.c
index 7578fae12d3c..082409cd4b8a 100644
--- a/fs/udf/namei.c
+++ b/fs/udf/namei.c
@@ -142,7 +142,7 @@ int udf_write_fi(struct inode *inode, struct fileIdentDesc *cfi,
}
static struct fileIdentDesc *udf_find_entry(struct inode *dir,
- struct dentry *dentry,
+ struct qstr *child,
struct udf_fileident_bh *fibh,
struct fileIdentDesc *cfi)
{
@@ -159,8 +159,8 @@ static struct fileIdentDesc *udf_find_entry(struct inode *dir,
sector_t offset;
struct extent_position epos = {};
struct udf_inode_info *dinfo = UDF_I(dir);
- int isdotdot = dentry->d_name.len == 2 &&
- dentry->d_name.name[0] == '.' && dentry->d_name.name[1] == '.';
+ int isdotdot = child->len == 2 &&
+ child->name[0] == '.' && child->name[1] == '.';
size = udf_ext0_offset(dir) + dir->i_size;
f_pos = udf_ext0_offset(dir);
@@ -238,8 +238,7 @@ static struct fileIdentDesc *udf_find_entry(struct inode *dir,
continue;
flen = udf_get_filename(dir->i_sb, nameptr, fname, lfi);
- if (flen && udf_match(flen, fname, dentry->d_name.len,
- dentry->d_name.name))
+ if (flen && udf_match(flen, fname, child->len, child->name))
goto out_ok;
}
@@ -283,7 +282,7 @@ static struct dentry *udf_lookup(struct inode *dir, struct dentry *dentry,
} else
#endif /* UDF_RECOVERY */
- if (udf_find_entry(dir, dentry, &fibh, &cfi)) {
+ if (udf_find_entry(dir, &dentry->d_name, &fibh, &cfi)) {
if (fibh.sbh != fibh.ebh)
brelse(fibh.ebh);
brelse(fibh.sbh);
@@ -783,7 +782,7 @@ static int udf_rmdir(struct inode *dir, struct dentry *dentry)
retval = -ENOENT;
lock_kernel();
- fi = udf_find_entry(dir, dentry, &fibh, &cfi);
+ fi = udf_find_entry(dir, &dentry->d_name, &fibh, &cfi);
if (!fi)
goto out;
@@ -829,7 +828,7 @@ static int udf_unlink(struct inode *dir, struct dentry *dentry)
retval = -ENOENT;
lock_kernel();
- fi = udf_find_entry(dir, dentry, &fibh, &cfi);
+ fi = udf_find_entry(dir, &dentry->d_name, &fibh, &cfi);
if (!fi)
goto out;
@@ -1113,7 +1112,7 @@ static int udf_rename(struct inode *old_dir, struct dentry *old_dentry,
struct udf_inode_info *old_iinfo = UDF_I(old_inode);
lock_kernel();
- ofi = udf_find_entry(old_dir, old_dentry, &ofibh, &ocfi);
+ ofi = udf_find_entry(old_dir, &old_dentry->d_name, &ofibh, &ocfi);
if (ofi) {
if (ofibh.sbh != ofibh.ebh)
brelse(ofibh.ebh);
@@ -1124,7 +1123,7 @@ static int udf_rename(struct inode *old_dir, struct dentry *old_dentry,
!= old_inode->i_ino)
goto end_rename;
- nfi = udf_find_entry(new_dir, new_dentry, &nfibh, &ncfi);
+ nfi = udf_find_entry(new_dir, &new_dentry->d_name, &nfibh, &ncfi);
if (nfi) {
if (!new_inode) {
if (nfibh.sbh != nfibh.ebh)
@@ -1192,7 +1191,7 @@ static int udf_rename(struct inode *old_dir, struct dentry *old_dentry,
udf_write_fi(new_dir, &ncfi, nfi, &nfibh, NULL, NULL);
/* The old fid may have moved - find it again */
- ofi = udf_find_entry(old_dir, old_dentry, &ofibh, &ocfi);
+ ofi = udf_find_entry(old_dir, &old_dentry->d_name, &ofibh, &ocfi);
udf_delete_entry(old_dir, ofi, &ofibh, &ocfi);
if (new_inode) {
@@ -1244,13 +1243,10 @@ end_rename:
static struct dentry *udf_get_parent(struct dentry *child)
{
struct inode *inode = NULL;
- struct dentry dotdot;
+ struct qstr dotdot = {.name = "..", .len = 2};
struct fileIdentDesc cfi;
struct udf_fileident_bh fibh;
- dotdot.d_name.name = "..";
- dotdot.d_name.len = 2;
-
lock_kernel();
if (!udf_find_entry(child->d_inode, &dotdot, &fibh, &cfi))
goto out_unlock;

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