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nusb/ether: fix asixread() invert/shift in wrong order

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ppatience0 2013-06-19 21:25:08 -04:00
parent 17da3e3ff4
commit d1b6c02ac9
1 changed files with 2 additions and 1 deletions
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3
sys/src/cmd/nusb/ether/asix.c
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@ -225,7 +225,8 @@ asixread(Dev *ep, uchar *p, int plen)
hd = GET4(bin); hd = GET4(bin);
n = hd & 0xFFFF; n = hd & 0xFFFF;
m = n+4; m = n+4;
if((n != ~(hd>>16)) || (n < 6) || (m > nbin)){ hd = (hd>>16) ^ 0xFFFF;
if((n != hd) || (n < 6) || (m > nbin)){
nbin = 0; nbin = 0;
return 0; return 0;
} }