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Fix off-by-one error in Beast-format input. #66

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Fix off-by-one error in Beast-format input. #66

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2 changes: 1 addition & 1 deletion net_io.c
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Original file line number Diff line number Diff line change
Expand Up @@ -912,7 +912,7 @@ void modesReadFromClient(struct client *c, char *sep,
// in the buffer, note that we full-scan the buffer at every read for simplicity.

left = c->buflen; // Length of valid search for memchr()
while (left && ((s = memchr(e, (char) 0x1a, left)) != NULL)) { // The first byte of buffer 'should' be 0x1a
while (left > 1 && ((s = memchr(e, (char) 0x1a, left)) != NULL)) { // The first byte of buffer 'should' be 0x1a
s++; // skip the 0x1a
if (*s == '1') {
e = s + MODEAC_MSG_BYTES + 8; // point past remainder of message
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