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authorAl Viro <viro@zeniv.linux.org.uk>2016-04-10 01:33:30 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2016-04-10 17:11:51 -0400
commitfc64005c93090c052637f63578d810b037abb1a1 (patch)
tree7762f9680fd773cf265465b0e5f95e4732b90def /fs/cifs
parent04c57f4501909b60353031cfe5b991751d745658 (diff)
downloadop-kernel-dev-fc64005c93090c052637f63578d810b037abb1a1.zip
op-kernel-dev-fc64005c93090c052637f63578d810b037abb1a1.tar.gz
don't bother with ->d_inode->i_sb - it's always equal to ->d_sb
... and neither can ever be NULL Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/cifs')
-rw-r--r--fs/cifs/cifs_dfs_ref.c2
-rw-r--r--fs/cifs/inode.c3
-rw-r--r--fs/cifs/readdir.c2
-rw-r--r--fs/cifs/xattr.c16
4 files changed, 7 insertions, 16 deletions
diff --git a/fs/cifs/cifs_dfs_ref.c b/fs/cifs/cifs_dfs_ref.c
index e956cba..94f2c8a 100644
--- a/fs/cifs/cifs_dfs_ref.c
+++ b/fs/cifs/cifs_dfs_ref.c
@@ -302,7 +302,7 @@ static struct vfsmount *cifs_dfs_do_automount(struct dentry *mntpt)
if (full_path == NULL)
goto cdda_exit;
- cifs_sb = CIFS_SB(d_inode(mntpt)->i_sb);
+ cifs_sb = CIFS_SB(mntpt->d_sb);
tlink = cifs_sb_tlink(cifs_sb);
if (IS_ERR(tlink)) {
mnt = ERR_CAST(tlink);
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index aeb26db..4cd4705 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -2418,8 +2418,7 @@ cifs_setattr_exit:
int
cifs_setattr(struct dentry *direntry, struct iattr *attrs)
{
- struct inode *inode = d_inode(direntry);
- struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb);
+ struct cifs_sb_info *cifs_sb = CIFS_SB(direntry->d_sb);
struct cifs_tcon *pTcon = cifs_sb_master_tcon(cifs_sb);
if (pTcon->unix_ext)
diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c
index b30a4a6..4cfb4d9f 100644
--- a/fs/cifs/readdir.c
+++ b/fs/cifs/readdir.c
@@ -78,7 +78,7 @@ cifs_prime_dcache(struct dentry *parent, struct qstr *name,
{
struct dentry *dentry, *alias;
struct inode *inode;
- struct super_block *sb = d_inode(parent)->i_sb;
+ struct super_block *sb = parent->d_sb;
struct cifs_sb_info *cifs_sb = CIFS_SB(sb);
cifs_dbg(FYI, "%s: for %s\n", __func__, name->name);
diff --git a/fs/cifs/xattr.c b/fs/cifs/xattr.c
index f5dc2f0..612de93 100644
--- a/fs/cifs/xattr.c
+++ b/fs/cifs/xattr.c
@@ -52,9 +52,7 @@ int cifs_removexattr(struct dentry *direntry, const char *ea_name)
return -EIO;
if (d_really_is_negative(direntry))
return -EIO;
- sb = d_inode(direntry)->i_sb;
- if (sb == NULL)
- return -EIO;
+ sb = direntry->d_sb;
cifs_sb = CIFS_SB(sb);
tlink = cifs_sb_tlink(cifs_sb);
@@ -113,9 +111,7 @@ int cifs_setxattr(struct dentry *direntry, const char *ea_name,
return -EIO;
if (d_really_is_negative(direntry))
return -EIO;
- sb = d_inode(direntry)->i_sb;
- if (sb == NULL)
- return -EIO;
+ sb = direntry->d_sb;
cifs_sb = CIFS_SB(sb);
tlink = cifs_sb_tlink(cifs_sb);
@@ -248,9 +244,7 @@ ssize_t cifs_getxattr(struct dentry *direntry, const char *ea_name,
return -EIO;
if (d_really_is_negative(direntry))
return -EIO;
- sb = d_inode(direntry)->i_sb;
- if (sb == NULL)
- return -EIO;
+ sb = direntry->d_sb;
cifs_sb = CIFS_SB(sb);
tlink = cifs_sb_tlink(cifs_sb);
@@ -384,9 +378,7 @@ ssize_t cifs_listxattr(struct dentry *direntry, char *data, size_t buf_size)
return -EIO;
if (d_really_is_negative(direntry))
return -EIO;
- sb = d_inode(direntry)->i_sb;
- if (sb == NULL)
- return -EIO;
+ sb = direntry->d_sb;
cifs_sb = CIFS_SB(sb);
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NO_XATTR)
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