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Fix to bug #698, http://bugs.mariadb.com/show_bug.cgi?id=698

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debugcmd.c:convert_arg returned zero if argument is invalid. That zero was cast to pointer. Using it caused NULL-pointer references. Changed the return value indicating about error to 0x1 which is then handled properly.
This commit is contained in:
VilhoRaatikka 2015-01-17 01:24:56 +02:00
parent 113ea8381b
commit 1a76d2d06f
1 changed files with 27 additions and 7 deletions
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34
server/modules/routing/debugcmd.c
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@ -571,7 +571,7 @@ flushlog(DCB *pdcb, char *logname)
else
{
dcb_printf(pdcb, "Unexpected logfile name, expected "
"error, message, trace oe debug.\n");
"error, message, trace or debug.\n");
}
}
@ -666,11 +666,19 @@ SERVICE *service;
case ARG_TYPE_SERVICE:
if (mode == CLIM_USER || (rval = (unsigned long)strtol(arg, NULL, 0)) == 0)
rval = (unsigned long)service_find(arg);
return rval;
if (rval)
return rval;
else
return 0x1; /*< invalid argument */
case ARG_TYPE_SERVER:
if (mode == CLIM_USER || (rval = (unsigned long)strtol(arg, NULL, 0)) == 0)
rval = (unsigned long)server_find_by_unique_name(arg);
return rval;
if (rval)
return rval;
else
return 0x1; /*< invalid argument */
case ARG_TYPE_DBUSERS:
if (mode == CLIM_USER || (rval = (unsigned long)strtol(arg, NULL, 0)) == 0)
{
@ -684,21 +692,33 @@ SERVICE *service;
case ARG_TYPE_DCB:
rval = (unsigned long)strtol(arg, NULL, 0);
if (mode == CLIM_USER && dcb_isvalid((DCB *)rval) == 0)
rval = 0;
rval = 0x1; /*< invalid argument */
return rval;
case ARG_TYPE_SESSION:
rval = (unsigned long)strtol(arg, NULL, 0);
if (mode == CLIM_USER && session_isvalid((SESSION *)rval) == 0)
rval = 0;
return rval;
if (rval)
return rval;
else
return 0x1; /*< invalid argument */
case ARG_TYPE_MONITOR:
if (mode == CLIM_USER || (rval = (unsigned long)strtol(arg, NULL, 0)) == 0)
rval = (unsigned long)monitor_find(arg);
return rval;
if (rval)
return rval;
else
return 0x1; /*< invalid argument */
case ARG_TYPE_FILTER:
if (mode == CLIM_USER || (rval = (unsigned long)strtol(arg, NULL, 0)) == 0)
rval = (unsigned long)filter_find(arg);
return rval;
if (rval)
return rval;
else
return 0x1; /*< invalid argument */
case ARG_TYPE_NUMERIC:
{
int i;