mISDN: Fix HDLC DSP transmit
mISDN: Fix HDLC DSP transmit

Fix HDLC DSP transmit (DL_DATA frames were bounced back upwards instead of
being sent down as PH_DATA frames)

Thanks to Andreas Eversberg for the fix!

Signed-off-by: Andreas Eversberg <b15c342f1de186996bcca5e1a23cd684d2fadb32@eversberg.eu>
Signed-off-by: Peter Schlaile <dc76e9f0c0006e8f919e0c515c66dbba3982f785@asterisk.schlaile.de>
Signed-off-by: Karsten Keil <90bd3ab5dfafb0210c2bd99c94885684b79eea73@suse.de>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas