diff options
| author | Miod Vallat <miod@cvs.openbsd.org> | 2004-12-06 20:17:05 +0000 |
|---|---|---|
| committer | Miod Vallat <miod@cvs.openbsd.org> | 2004-12-06 20:17:05 +0000 |
| commit | 5d0317026f85e8f4e0fc972d66b254fe4ca1f9fc (patch) | |
| tree | d7e69cf36191342cb367dd4e26b05d7348f8ef19 /gnu | |
| parent | 120d8ac9c11b65f4f5ea455c3ece1377f7c9f5e9 (diff) | |
Do not access memory out of bounds when parsing input; fixes an incorrect
as behaviour when compiling sys/arch/mac68k/dev/if_ae.c with -pipe.
ok tdeval@ deraadt@
Diffstat (limited to 'gnu')
| -rw-r--r-- | gnu/usr.bin/gas/read.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/gnu/usr.bin/gas/read.c b/gnu/usr.bin/gas/read.c index c457288d885..d76fb6db1ba 100644 --- a/gnu/usr.bin/gas/read.c +++ b/gnu/usr.bin/gas/read.c @@ -1,4 +1,4 @@ -/* $OpenBSD: read.c,v 1.11 2004/08/05 19:12:32 miod Exp $ */ +/* $OpenBSD: read.c,v 1.12 2004/12/06 20:17:04 miod Exp $ */ /* read.c - read a source file - @@ -21,7 +21,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef lint -static char rcsid[] = "$OpenBSD: read.c,v 1.11 2004/08/05 19:12:32 miod Exp $"; +static char rcsid[] = "$OpenBSD: read.c,v 1.12 2004/12/06 20:17:04 miod Exp $"; #endif #define MASK_CHAR (0xFF) /* If your chars aren't 8 bits, you will @@ -425,7 +425,9 @@ char *name; SKIP_WHITESPACE(); - } else if (c == '=' || input_line_pointer[1] == '=') { /* JF deal with FOO=BAR */ + } else if (c == '=' || + ((input_line_pointer + 1) < buffer_limit && + input_line_pointer[1] == '=')) { /* JF deal with FOO=BAR */ equals(s); demand_empty_rest_of_line(); } else { /* expect pseudo-op or machine instruction */ |