rtl8xxxu: Don't printk raw binary if serial number is not burned in.
commite0a576d7478230aaf51c479db57a2c5ce68e2575
authorAdam Borowski <kilobyte@angband.pl>
Fri, 8 Sep 2017 10:30:00 +0000 (8 12:30 +0200)
committerKalle Valo <kvalo@codeaurora.org>
Mon, 25 Sep 2017 08:24:05 +0000 (25 11:24 +0300)
treee29ae7006b7296693378ac950b65e416be906833
parentd5633bb2c62a95be5f049ee1e7b9ae0869a93c41
rtl8xxxu: Don't printk raw binary if serial number is not burned in.

I assume that a blank efuse comes with all ones, thus I did not bother
recognizing other possible junk values.  This matches 100% of dongles
I've seen (a single Gembird 8192eu).

Signed-off-by: Adam Borowski <kilobyte@angband.pl>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c