common/dpaax: fix nodes check

In case the memory for nodes cannot be allocated, there is no need
to check for the length. Also, `node_count` is an unsigned value
and cannot be less than 0.

Coverity issue: 323521
Fixes: 2f3d633aa593 ("common/dpaax: add library for PA/VA translation table")

Signed-off-by: Shreyansh Jain <shreyansh.jain@nxp.com>

diff --git a/drivers/common/dpaax/dpaax_iova_table.c b/drivers/common/dpaax/dpaax_iova_table.c
index 075053b..c38100f 100644 (file)
--- a/drivers/common/dpaax/dpaax_iova_table.c
+++ b/drivers/common/dpaax/dpaax_iova_table.c
@@ -172,7 +172,7 @@ dpaax_iova_table_populate(void)
        }
 
        nodes = read_memory_node(&node_count);
-       if (nodes == NULL || node_count <= 0) {
+       if (nodes == NULL) {
                DPAAX_WARN("PA->VA translation not available;");
                DPAAX_WARN("Expect performance impact.");
                return -1;