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Remove length checks in get_supermicro_evt_desc()

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Commit removes length checks in get_supermicro_evt_desc(), because they make no
sense. Fixes out-of-bound-reads CID#1149029 and CID#1149030
This commit is contained in:
Zdenek Styblik 2015-01-08 22:44:55 +01:00
parent fb36c69391
commit b6ec5072f4
1 changed files with 2 additions and 5 deletions
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7
lib/ipmi_sel.c
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@ -536,7 +536,6 @@ get_supermicro_evt_desc(struct ipmi_intf *intf, struct sel_event_record *rec)
int data1; int data1;
int data2; int data2;
int data3; int data3;
int length;
int sensor_type; int sensor_type;
uint8_t i = 0; uint8_t i = 0;
uint16_t oem_id = 0; uint16_t oem_id = 0;
@ -593,15 +592,13 @@ get_supermicro_evt_desc(struct ipmi_intf *intf, struct sel_event_record *rec)
} }
return NULL; return NULL;
} }
length = sizeof(supermicro_X8); for (i = 0; supermicro_X8[i] != 0xFFFF; i++) {
for (i = 0; i < length && supermicro_X8[i] != 0xFFFF; i++) {
if (oem_id == supermicro_X8[i]) { if (oem_id == supermicro_X8[i]) {
chipset_type = 0; chipset_type = 0;
break; break;
} }
} }
length = sizeof(supermicro_x9); for (i = 0; supermicro_x9[i] != 0xFFFF; i++) {
for (i = 0; i < length && supermicro_x9[i] != 0xFFFF; i++) {
if (oem_id == supermicro_x9[i]) { if (oem_id == supermicro_x9[i]) {
chipset_type = 2; chipset_type = 2;
break; break;