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nusb/audio: dont sysfatal on bad endpoint (no altc)

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This commit is contained in:
cinap_lenrek 2015-06-29 22:28:23 +02:00
parent 4aee2b803e
commit 562f1b51ee
1 changed files with 10 additions and 3 deletions
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13
sys/src/cmd/nusb/audio/audio.c
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@ -193,7 +193,7 @@ main(int argc, char *argv[])
parsedescr(d->usb->ddesc[i]);
for(i = 0; i < nelem(d->usb->ep); i++){
e = d->usb->ep[i];
if(e && e->iface && e->iface->csp == CSP(Claudio, 2, 0)){
if(e != nil && e->type == Eiso && e->iface != nil && e->iface->csp == CSP(Claudio, 2, 0)){
switch(e->dir){
case Ein:
if(audioepin != nil)
@ -214,8 +214,15 @@ main(int argc, char *argv[])
audioepout = e;
break;
}
if((ed = setupep(audiodev, e, audiofreq)) == nil)
sysfatal("setupep: %r");
if((ed = setupep(audiodev, e, audiofreq)) == nil){
fprint(2, "setupep: %r\n");
if(e == audioepin)
audioepin = nil;
if(e == audioepout)
audioepout = nil;
continue;
}
closedev(ed);
}
}