Merge pull request #1105 from philsmd/master

rule engine: prevent integer underflow and dead code
pull/1106/head
Jens Steube 8 years ago committed by GitHub
commit aa8fa5ff6e

@ -663,6 +663,7 @@ int kernel_rule_to_cpu_rule (char *rule_buf, kernel_rule_t *rule)
break;
case 0:
if (rule_pos == 0) return -1;
return rule_pos - 1;
default:
@ -670,14 +671,9 @@ int kernel_rule_to_cpu_rule (char *rule_buf, kernel_rule_t *rule)
}
}
if (rule_cnt > 0)
{
return rule_pos;
}
return -1;
}
bool kernel_rules_has_noop (const kernel_rule_t *kernel_rules_buf, const u32 kernel_rules_cnt)
{
for (u32 kernel_rules_pos = 0; kernel_rules_pos < kernel_rules_cnt; kernel_rules_pos++)

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