Fixed history buffer reset.

(cherry picked from commit ccc9cbef2d5d0d9f5cf5ec7621f71bed33f41aba)

diff --git a/libfreerdp/codec/mppc.c b/libfreerdp/codec/mppc.c
index cdad248..217fae4 100644 (file)
--- a/libfreerdp/codec/mppc.c
+++ b/libfreerdp/codec/mppc.c
@@ -772,11 +772,15 @@ void mppc_context_reset(MPPC_CONTEXT* mppc, BOOL flush)
        ZeroMemory(&(mppc->MatchBuffer), sizeof(mppc->MatchBuffer));
 
        if (flush)
+       {
                mppc->HistoryOffset = mppc->HistoryBufferSize + 1;
+               mppc->HistoryPtr = mppc->HistoryBuffer;
+       }
        else
+       {
                mppc->HistoryOffset = 0;
-
        mppc->HistoryPtr = &(mppc->HistoryBuffer[mppc->HistoryOffset]);
+       }
 }
 
 MPPC_CONTEXT* mppc_context_new(DWORD CompressionLevel, BOOL Compressor)