-
- if ((oflag & O_ACCMODE) == (O_RDWR | O_WRONLY)) {
- ret = -EINVAL;
- goto err;
- }
-
- if (inode_permission(dentry->d_inode, oflag2acc[oflag & O_ACCMODE])) {
- ret = -EACCES;
- goto err;
- }
-
- return dentry_open(dentry, ipc_ns->mq_mnt, oflag, cred);
-
-err:
- dput(dentry);
- mntput(ipc_ns->mq_mnt);
- return ERR_PTR(ret);
+ int acc;
+ if ((oflag & O_ACCMODE) == (O_RDWR | O_WRONLY))
+ return ERR_PTR(-EINVAL);
+ acc = oflag2acc[oflag & O_ACCMODE];
+ if (inode_permission(path->dentry->d_inode, acc))
+ return ERR_PTR(-EACCES);
+ return dentry_open(path, oflag, current_cred());