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ALTAIR: Extend data buffer to avoid overrun (COVERITY)

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This commit is contained in:
Mark Pizzolato 2017-03-18 20:04:19 -07:00
parent 9f60279a51
commit 17fb03d686
1 changed files with 3 additions and 2 deletions
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5
ALTAIR/altair_dsk.c
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@ -1,6 +1,6 @@
/* altair_dsk.c: MITS Altair 88-DISK Simulator /* altair_dsk.c: MITS Altair 88-DISK Simulator
Copyright (c) 1997-2010, Charles E. Owen Copyright (c) 1997-2017, Charles E. Owen
Permission is hereby granted, free of charge, to any person obtaining a Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and associated documentation files (the "Software"), copy of this software and associated documentation files (the "Software"),
@ -104,6 +104,7 @@
T = Sector True, is a 1 when the sector is positioned to read or T = Sector True, is a 1 when the sector is positioned to read or
write. write.
12-Mar-17 MP Extend data buffer to avoid overrun (COVERITY)
*/ */
#include <stdio.h> #include <stdio.h>
@ -134,7 +135,7 @@ int32 cur_sect[9] = {0, 0, 0, 0, 0, 0, 0, 0, 377};
int32 cur_byte[9] = {0, 0, 0, 0, 0, 0, 0, 0, 377}; int32 cur_byte[9] = {0, 0, 0, 0, 0, 0, 0, 0, 377};
int32 cur_flags[9] = {0, 0, 0, 0, 0, 0, 0, 0, 0}; int32 cur_flags[9] = {0, 0, 0, 0, 0, 0, 0, 0, 0};
char dskbuf[137]; /* Data Buffer */ char dskbuf[138]; /* Data Buffer */
int32 dirty = 0; /* 1 when buffer has unwritten data in it */ int32 dirty = 0; /* 1 when buffer has unwritten data in it */
UNIT *dptr; /* fileref to write dirty buffer to */ UNIT *dptr; /* fileref to write dirty buffer to */