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binutils-gdb
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2011-03-01 Michael Snyder <msnyder@vmware.com> 

* linespec.c (decode_line_1): Check for null before dereference.
This commit is contained in:
Michael Snyder 2011-03-01 20:57:52 +00:00
parent d684ab85a3
commit 5f01dbc03c
2 changed files with 11 additions and 6 deletions
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2
gdb/ChangeLog
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@ -1,5 +1,7 @@
2011-03-01 Michael Snyder <msnyder@vmware.com>
* linespec.c (decode_line_1): Check for null before dereference.
* reverse.c (record_restore): Move null-check to before pointer
dereference.

15
gdb/linespec.c
View File

@ -726,7 +726,7 @@ decode_line_1 (char **argptr, int funfirstline, struct symtab *default_symtab,
char *copy;
/* This says whether or not something in *ARGPTR is quoted with
completer_quotes (i.e. with single quotes). */
int is_quoted;
int is_quoted = 0;
/* Is *ARGPTR is enclosed in double quotes? */
int is_quote_enclosed;
int is_objc_method = 0;
@ -745,12 +745,15 @@ decode_line_1 (char **argptr, int funfirstline, struct symtab *default_symtab,
/* See if arg is *PC. */
if (**argptr == '*')
return decode_indirect (argptr);
if (*argptr)
{
if (**argptr == '*')
return decode_indirect (argptr);
is_quoted = (strchr (get_gdb_completer_quote_characters (),
**argptr) != NULL);
}
is_quoted = (*argptr
&& strchr (get_gdb_completer_quote_characters (),
**argptr) != NULL);
if (is_quoted)
end_quote = skip_quoted (*argptr);