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Fixed bug in getting level meters - was requesting channel past array bounds

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This commit is contained in:
Ross Owen
2014-08-21 15:36:41 +01:00
parent 05e12ac183
commit 9d5a105058
1 changed files with 3 additions and 3 deletions
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6
module_usb_audio/endpoint0/audiorequests.xc
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@@ -921,9 +921,9 @@ int AudioClassRequests_2(XUD_ep ep0_out, XUD_ep ep0_in, USB_SetupPacket_t &sp, c
if (!isnull(c_mix_ctl)) if (!isnull(c_mix_ctl))
{ {
outuint(c_mix_ctl, GET_INPUT_LEVELS); outuint(c_mix_ctl, GET_INPUT_LEVELS);
outuint(c_mix_ctl, (i - NUM_USB_CHAN_IN)); outuint(c_mix_ctl, i);
outct(c_mix_ctl, XS1_CT_END); outct(c_mix_ctl, XS1_CT_END);
storeShort(buffer, i*2, (inuint(c_mix_ctl)>>15)); storeShort(buffer, i*2, (inuint(c_mix_ctl) >> 15));
chkct(c_mix_ctl, XS1_CT_END); chkct(c_mix_ctl, XS1_CT_END);
} }
else else
@@ -952,7 +952,7 @@ int AudioClassRequests_2(XUD_ep ep0_out, XUD_ep ep0_in, USB_SetupPacket_t &sp, c
case 1: /* Mixer Output levels */ case 1: /* Mixer Output levels */
length = MAX_MIX_COUNT * 2; /* 2 bytes per chan */ length = MAX_MIX_COUNT * 2; /* 2 bytes per chan */
for(int i = 0; i < MAX_MIX_COUNT; i++) for(int i = 0; i < MAX_MIX_COUNT; i++)
{ {
if (!isnull(c_mix_ctl)) if (!isnull(c_mix_ctl))