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* cli/cli-setshow.c (do_setshow_command): Don't check pointer is
	NULL for xfree.
This commit is contained in:
Yao Qi 2012-07-20 08:59:32 +00:00
parent a8f301aa99
commit c24343e289
2 changed files with 8 additions and 6 deletions
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9
gdb/cli/cli-setshow.c
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@ -170,16 +170,14 @@ do_setshow_command (char *arg, int from_tty, struct cmd_list_element *c)
#endif
*q++ = '\0';
new = (char *) xrealloc (new, q - new);
if (*(char **) c->var != NULL)
xfree (*(char **) c->var);
xfree (*(char **) c->var);
*(char **) c->var = new;
}
break;
case var_string_noescape:
if (arg == NULL)
arg = "";
if (*(char **) c->var != NULL)
xfree (*(char **) c->var);
xfree (*(char **) c->var);
*(char **) c->var = xstrdup (arg);
break;
case var_filename:
@ -187,8 +185,7 @@ do_setshow_command (char *arg, int from_tty, struct cmd_list_element *c)
error_no_arg (_("filename to set it to."));
/* FALLTHROUGH */
case var_optional_filename:
if (*(char **) c->var != NULL)
xfree (*(char **) c->var);
xfree (*(char **) c->var);
if (arg != NULL)
{