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don't bother with ->d_inode->i_sb - it's always equal to ->d_sb

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... and neither can ever be NULL

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2016-04-10 01:33:30 -04:00
parent 04c57f4501
commit fc64005c93
30 changed files with 41 additions and 50 deletions
Download patch file Download diff file Expand all files Collapse all files

4
fs/nfsd/nfs3proc.c
View file

@ -552,7 +552,7 @@ nfsd3_proc_fsinfo(struct svc_rqst * rqstp, struct nfsd_fhandle *argp,
* different read/write sizes for file systems known to have
* problems with large blocks */
if (nfserr == 0) {
struct super_block *sb = d_inode(argp->fh.fh_dentry)->i_sb;
struct super_block *sb = argp->fh.fh_dentry->d_sb;
/* Note that we don't care for remote fs's here */
if (sb->s_magic == MSDOS_SUPER_MAGIC) {
@ -588,7 +588,7 @@ nfsd3_proc_pathconf(struct svc_rqst * rqstp, struct nfsd_fhandle *argp,
nfserr = fh_verify(rqstp, &argp->fh, 0, NFSD_MAY_NOP);
if (nfserr == 0) {
struct super_block *sb = d_inode(argp->fh.fh_dentry)->i_sb;
struct super_block *sb = argp->fh.fh_dentry->d_sb;
/* Note that we don't care for remote fs's here */
switch (sb->s_magic) {

2
fs/nfsd/nfs3xdr.c
View file

@ -146,7 +146,7 @@ static __be32 *encode_fsid(__be32 *p, struct svc_fh *fhp)
default:
case FSIDSOURCE_DEV:
p = xdr_encode_hyper(p, (u64)huge_encode_dev
(d_inode(fhp->fh_dentry)->i_sb->s_dev));
(fhp->fh_dentry->d_sb->s_dev));
break;
case FSIDSOURCE_FSID:
p = xdr_encode_hyper(p, (u64) fhp->fh_export->ex_fsid);

2
fs/nfsd/nfsfh.c
View file

@ -426,7 +426,7 @@ static bool is_root_export(struct svc_export *exp)
static struct super_block *exp_sb(struct svc_export *exp)
{
return d_inode(exp->ex_path.dentry)->i_sb;
return exp->ex_path.dentry->d_sb;
}
static bool fsid_type_ok_for_exp(u8 fsid_type, struct svc_export *exp)