PERFORCE change 118144 for review

[Roman Divacky]

http://perforce.freebsd.org/chv.cgi?CH=118144

Change 118144 by rdivacky at rdivacky_witten on 2007/04/15 07:55:54

	Check whether the vnode is a directory and return ENOTDIR if not.

Affected files ...

.. //depot/projects/soc2007/rdivacky/linux_at/sys/kern/vfs_syscalls.c#3 edit

Differences ...

==== //depot/projects/soc2007/rdivacky/linux_at/sys/kern/vfs_syscalls.c#3 (text+ko) ====

@@ -989,6 +989,10 @@
 		error = fgetvp(td, dirfd, &dir_vn);
 		if (error)
 			return (error);
+		if (dir_vn->v_type != VDIR) {
+			vrele(dir_vn);
+			return (ENOTDIR);
+		}
 	}
 
 	NDINIT_AT(&nd, LOOKUP, FOLLOW | AUDITVNODE1 | MPSAFE, pathseg, path, td, dir_vn);
@@ -1918,6 +1922,10 @@
 		error = fgetvp(td, dirfd, &dir_vn);
 		if (error)
 			return (error);
+		if (dir_vn->v_type != VDIR) {
+			vrele(dir_vn);
+			return (ENOTDIR);
+		}
 	}
 
 	NDINIT_AT(&nd, LOOKUP, FOLLOW | LOCKLEAF | MPSAFE | AUDITVNODE1,