Get rid of warning since CODA_MAXNAMLEN is 255 and d_namlen
is unsigned char so can only have value from 0..255

fs/coda/dir.c: In function `coda_venus_readdir':
fs/coda/dir.c:592: warning: comparison is always false due to limited range of data type

diff -Nru a/fs/coda/dir.c b/fs/coda/dir.c
--- a/fs/coda/dir.c	Wed Sep 10 21:34:40 2003
+++ b/fs/coda/dir.c	Wed Sep 10 21:34:40 2003
@@ -588,8 +588,7 @@
 			break;
 		}
 		/* validate whether the directory file actually makes sense */
-		if (vdir->d_reclen < vdir_size + vdir->d_namlen ||
-		    vdir->d_namlen > CODA_MAXNAMLEN) {
+		if (vdir->d_reclen < vdir_size + vdir->d_namlen) {
 			printk("coda_venus_readdir: Invalid dir: %ld\n",
 			       filp->f_dentry->d_inode->i_ino);
 			ret = -EBADF;