new helper: file_inode(file)

[linux-2.6-block.git] / security / selinux / hooks.c

diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 61a53367d0292600fbb2d11da95c21118164fca4..2963c689f9c0fdd00887dad91fde90edffed54ac 100644 (file)
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -1528,7 +1528,7 @@ static int file_has_perm(const struct cred *cred,
                         u32 av)
 {
        struct file_security_struct *fsec = file->f_security;
-       struct inode *inode = file->f_path.dentry->d_inode;
+       struct inode *inode = file_inode(file);
        struct common_audit_data ad;
        u32 sid = cred_sid(cred);
        int rc;
@@ -1957,7 +1957,7 @@ static int selinux_bprm_set_creds(struct linux_binprm *bprm)
        struct task_security_struct *new_tsec;
        struct inode_security_struct *isec;
        struct common_audit_data ad;
-       struct inode *inode = bprm->file->f_path.dentry->d_inode;
+       struct inode *inode = file_inode(bprm->file);
        int rc;
 
        rc = cap_bprm_set_creds(bprm);
@@ -2929,7 +2929,7 @@ static void selinux_inode_getsecid(const struct inode *inode, u32 *secid)
 static int selinux_revalidate_file_permission(struct file *file, int mask)
 {
        const struct cred *cred = current_cred();
-       struct inode *inode = file->f_path.dentry->d_inode;
+       struct inode *inode = file_inode(file);
 
        /* file_mask_to_av won't add FILE__WRITE if MAY_APPEND is set */
        if ((file->f_flags & O_APPEND) && (mask & MAY_WRITE))
@@ -2941,7 +2941,7 @@ static int selinux_revalidate_file_permission(struct file *file, int mask)
 
 static int selinux_file_permission(struct file *file, int mask)
 {
-       struct inode *inode = file->f_path.dentry->d_inode;
+       struct inode *inode = file_inode(file);
        struct file_security_struct *fsec = file->f_security;
        struct inode_security_struct *isec = inode->i_security;
        u32 sid = current_sid();
@@ -3218,7 +3218,7 @@ static int selinux_file_open(struct file *file, const struct cred *cred)
        struct inode_security_struct *isec;
 
        fsec = file->f_security;
-       isec = file->f_path.dentry->d_inode->i_security;
+       isec = file_inode(file)->i_security;
        /*
         * Save inode label and policy sequence number
         * at open-time so that selinux_file_permission