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Code Issues Releases Activity

OP-1493 Fix stack overflow problem when the firmware code size is large

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This commit is contained in:
Stefan Karlsson 2014-09-15 23:19:51 +02:00
parent ef341c8a06
commit 61a58eeba9
1 changed files with 6 additions and 2 deletions
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8
ground/openpilotgcs/src/plugins/uploader/op_dfu.cpp
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@ -1003,7 +1003,7 @@ quint32 DFUObject::CRCFromQBArray(QByteArray array, quint32 Size)
quint32 pad = Size - array.length();
array.append(QByteArray(pad, 255));
quint32 t[Size / 4];
quint32 *t = new quint32[Size / 4];
for (int x = 0; x < array.length() / 4; x++) {
quint32 aux = 0;
aux = (char)array[x * 4 + 3] & 0xFF;
@ -1015,7 +1015,11 @@ quint32 DFUObject::CRCFromQBArray(QByteArray array, quint32 Size)
aux += (char)array[x * 4 + 0] & 0xFF;
t[x] = aux;
}
return DFUObject::CRC32WideFast(0xFFFFFFFF, Size / 4, (quint32 *)t);
quint32 ret = DFUObject::CRC32WideFast(0xFFFFFFFF, Size / 4, t);
delete[] t;
return ret;
}