diff options
Diffstat (limited to 'emulators/simh/patches/patch-ac')
-rw-r--r-- | emulators/simh/patches/patch-ac | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/emulators/simh/patches/patch-ac b/emulators/simh/patches/patch-ac new file mode 100644 index 00000000000..13f5904c89e --- /dev/null +++ b/emulators/simh/patches/patch-ac @@ -0,0 +1,17 @@ +$NetBSD: patch-ac,v 1.1 2002/10/19 21:38:10 thorpej Exp $ + +*** PDP11/pdp11_xq.c.orig Sat Oct 19 14:29:44 2002 +--- PDP11/pdp11_xq.c Sat Oct 19 14:30:00 2002 +*************** +*** 766,771 **** +--- 766,775 ---- + if (xq.xbdl_buf[1] & XQ_DSC_H) b_length -= 1; + if (xq.xbdl_buf[1] & XQ_DSC_L) b_length -= 1; + ++ /* protect ourselves from a broken device driver... */ ++ if ((xq.write_buffer.len + b_length) > sizeof(xq.write_buffer.msg)) ++ b_length = sizeof(xq.write_buffer.msg) - xq.write_buffer.len; ++ + /* add to transmit buffer */ + Map_ReadB(address, b_length, &xq.write_buffer.msg[xq.write_buffer.len], NOMAP); + xq.write_buffer.len += b_length; |