diff --git a/drivers/net/ethernet/mscc/ocelot_vcap.c b/drivers/net/ethernet/mscc/ocelot_vcap.c index 3ef620faf995f..51d442ca5cb39 100644 --- a/drivers/net/ethernet/mscc/ocelot_vcap.c +++ b/drivers/net/ethernet/mscc/ocelot_vcap.c @@ -726,14 +726,15 @@ static int ocelot_vcap_block_get_filter_index(struct ocelot_vcap_block *block, struct ocelot_vcap_filter *filter) { struct ocelot_vcap_filter *tmp; - int index = -1; + int index = 0; list_for_each_entry(tmp, &block->rules, list) { - ++index; if (filter->id == tmp->id) - break; + return index; + index++; } - return index; + + return -ENOENT; } static struct ocelot_vcap_filter* @@ -877,6 +878,8 @@ int ocelot_vcap_filter_add(struct ocelot *ocelot, /* Get the index of the inserted filter */ index = ocelot_vcap_block_get_filter_index(block, filter); + if (index < 0) + return index; /* Move down the rules to make place for the new filter */ for (i = block->count - 1; i > index; i--) { @@ -924,6 +927,8 @@ int ocelot_vcap_filter_del(struct ocelot *ocelot, /* Gets index of the filter */ index = ocelot_vcap_block_get_filter_index(block, filter); + if (index < 0) + return index; /* Delete filter */ ocelot_vcap_block_remove_filter(ocelot, block, filter); @@ -950,6 +955,9 @@ int ocelot_vcap_filter_stats_update(struct ocelot *ocelot, int index; index = ocelot_vcap_block_get_filter_index(block, filter); + if (index < 0) + return index; + is2_entry_get(ocelot, filter, index); /* After we get the result we need to clear the counters */