From: Jiri Slaby <jirislaby@gmail.com>

Be more verbose on fw load fail as noted by Oyvind.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Cc: Oyvind Aabling <Oyvind.Aabling@uni-c.dk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/char/moxa.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff -puN drivers/char/moxa.c~char-moxa-add-firmware-loading-fix drivers/char/moxa.c
--- a/drivers/char/moxa.c~char-moxa-add-firmware-loading-fix
+++ a/drivers/char/moxa.c
@@ -846,7 +846,10 @@ static int moxa_init_board(struct moxa_b
 
 	ret = request_firmware(&fw, file, dev);
 	if (ret) {
-		printk(KERN_ERR "request_firmware failed\n");
+		printk(KERN_ERR "MOXA: request_firmware failed. Make sure "
+				"you've placed '%s' file into your firmware "
+				"loader directory (e.g. /lib/firmware)\n",
+				file);
 		goto err_free;
 	}
 
_