mppc_dec: fixed typo in decompression

fixes #1478

diff --git a/libfreerdp/codec/mppc_dec.c b/libfreerdp/codec/mppc_dec.c
index b8bd8c4..7623876 100644 (file)
--- a/libfreerdp/codec/mppc_dec.c
+++ b/libfreerdp/codec/mppc_dec.c
@@ -783,7 +783,7 @@ int decompress_rdp_5(struct rdp_mppc_dec* dec, BYTE* cbuf, int len, int ctype, U
                        {
                                /* we have less bits than we need */
                                i32 = cur_byte >> (8 - cur_bits_left);
-                               d32 |= (32 << ((32 - bits_left) - cur_bits_left)) & 0xFFFFFFFF;
+                               d32 |= (i32 << ((32 - bits_left) - cur_bits_left)) & 0xFFFFFFFF;
                                bits_left += cur_bits_left;
                                tmp -= cur_bits_left;
                                if (cptr < cbuf + len)