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Merge pull request #2781 from arve0/yun_bridge_bug_read_forever

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Bridge: discard message if length is bigger than buffer size
This commit is contained in:
Martino Facchin 2015-03-17 14:48:28 +01:00
commit 375013173d
1 changed files with 4 additions and 3 deletions
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7
libraries/Bridge/src/Bridge.cpp
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@ -191,12 +191,13 @@ uint16_t BridgeClass::transfer(const uint8_t *buff1, uint16_t len1,
// Recv data // Recv data
for (uint16_t i = 0; i < l; i++) { for (uint16_t i = 0; i < l; i++) {
// Cut received data if rxbuffer is too small
if (i >= rxlen)
break;
int c = timedRead(5); int c = timedRead(5);
if (c < 0) if (c < 0)
continue; continue;
// Cut received data if rxbuffer is too small rxbuff[i] = c;
if (i < rxlen)
rxbuff[i] = c;
crcUpdate(c); crcUpdate(c);
} }