On Wed, Nov 23, 2016 at 08:59:17PM +0000, Jason Cooper wrote: > As requested on irc: Thanks. > 7f0: ea000002 b 800 <ath_cmn_process_fft+0xac> > 7f4: e7970102 ldr r0, [r7, r2, lsl #2] > 7f8: ebfffffe bl 0 <relay_buf_full> > 7fc: e0844000 add r4, r4, r0 > 800: e300a000 movw sl, #0 > 804: e28b2001 add r2, fp, #1 > 808: e340a000 movt sl, #0 > 80c: e3a01004 mov r1, #4 > 810: e1a0000a mov r0, sl > 814: ebfffffe bl 0 <_find_next_bit_le> > 818: e5953000 ldr r3, [r5] > 81c: e1500003 cmp r0, r3 > 820: e1a0b000 mov fp, r0 > 824: e2802008 add r2, r0, #8 > 828: bafffff1 blt 7f4 <ath_cmn_process_fft+0xa0> Okay, so i was 0, so running UP probably isn't going to help. r7 is also spec_priv->rfs_chan_spec_scan. So, I think the question is... how is this NULL - and has it always been NULL... -- RMK's Patch system: http://www.armlinux.org.uk/developer/patches/ FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up according to speedtest.net.