coda: don't try to print names that were considered too long

Probably safer to just show the unexpected length and debug it from the
userspace side.

Link: http://lkml.kernel.org/r/582ae759a4fdfa31a64c35de489fa4efabac09d6.1558117389.git.jaharkes@cs.cmu.eduSigned-off-by: Jan Harkes <jaharkes@cs.cmu.edu>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Colin Ian King <colin.king@canonical.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>
Cc: David Howells <dhowells@redhat.com>
Cc: Fabian Frederick <fabf@skynet.be>
Cc: Mikko Rapeli <mikko.rapeli@iki.fi>
Cc: Sam Protsenko <semen.protsenko@linaro.org>
Cc: Yann Droneaud <ydroneaud@opteya.com>
Cc: Zhouyang Jia <jiazhouyang09@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

fs/coda/dir.c

@@ -47,8 +47,8 @@ static struct dentry *coda_lookup(struct inode *dir, struct dentry *entry, unsig
 	int type = 0;
 
 	if (length > CODA_MAXNAMLEN) {
-		pr_err("name too long: lookup, %s (%*s)\n",
-		       coda_i2s(dir), (int)length, name);
+		pr_err("name too long: lookup, %s %zu\n",
+		       coda_i2s(dir), length);
 		return ERR_PTR(-ENAMETOOLONG);
 	}