From: Steve French Date: Wed, 6 Sep 2006 22:02:22 +0000 (+0000) Subject: [CIFS] Fix CIFS readdir access denied when SE Linux enabled X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b835bebe95608c81270636a78b70333afb011925;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git [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 Acked-by: Eric Paris Acked-by: Dave Kleikamp --- diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c index 105761e3ba0e..9aeb58a7d369 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,