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| author | Steve French <sfrench@us.ibm.com> | 2006-09-06 22:02:22 +0000 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2006-09-06 22:02:22 +0000 |
| commit | b835bebe95608c81270636a78b70333afb011925 (patch) | |
| tree | 147d1b5dbb879651b3c4d74e7f1a394a496b2fdb /fs/cifs | |
| parent | 10387e5eb45c6e48d67102b88229f5bc6037461c (diff) | |
| download | op-kernel-dev-b835bebe95608c81270636a78b70333afb011925.zip op-kernel-dev-b835bebe95608c81270636a78b70333afb011925.tar.gz | |
[CIFS] Fix CIFS readdir access denied when SE Linux enabled
CIFS had one path in which dentry was instantiated before the corresponding
inode metadata was filled in.
Fixes Redhat bugzilla bug #163493
Signed-off-by: Steve French <sfrench@us.ibm.com>
Acked-by: Eric Paris <eparis@redhat.com>
Acked-by: Dave Kleikamp <shaggy@austin.ibm.com>
Diffstat (limited to 'fs/cifs')
| -rw-r--r-- | fs/cifs/readdir.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c index 105761e..9aeb58a 100644 --- a/fs/cifs/readdir.c +++ b/fs/cifs/readdir.c @@ -82,7 +82,6 @@ static int construct_dentry(struct qstr *qstring, struct file *file, if(*ptmp_inode == NULL) return rc; rc = 1; - d_instantiate(tmp_dentry, *ptmp_inode); } } else { tmp_dentry = d_alloc(file->f_dentry, qstring); @@ -99,9 +98,7 @@ static int construct_dentry(struct qstr *qstring, struct file *file, tmp_dentry->d_op = &cifs_dentry_ops; if(*ptmp_inode == NULL) return rc; - rc = 1; - d_instantiate(tmp_dentry, *ptmp_inode); - d_rehash(tmp_dentry); + rc = 2; } tmp_dentry->d_time = jiffies; @@ -870,6 +867,12 @@ static int cifs_filldir(char *pfindEntry, struct file *file, pfindEntry, &obj_type, rc); else fill_in_inode(tmp_inode, 1 /* NT */, pfindEntry, &obj_type, rc); + + if(rc) /* new inode - needs to be tied to dentry */ { + d_instantiate(tmp_dentry, tmp_inode); + if(rc == 2) + d_rehash(tmp_dentry); + } rc = filldir(direntry,qstring.name,qstring.len,file->f_pos, |
