app/test: fix integer overflow in memory unit test

memory_autotest loops infinitely when at least one the memsegs
is bigger than 4GB.

The issue is the result of an integer overflow/wraparound of
the offset variable.

Fix it by using the correct type (size_t).

Signed-off-by: Sergio Gonzalez Monroy <sergio.gonzalez.monroy@intel.com>
Acked-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>

diff --git a/app/test/test_memory.c b/app/test/test_memory.c
index 02ef3cf..6816385 100644 (file)
--- a/app/test/test_memory.c
+++ b/app/test/test_memory.c
@@ -55,7 +55,8 @@ static int
 test_memory(void)
 {
        uint64_t s;
-       unsigned i, j;
+       unsigned i;
+       size_t j;
        const struct rte_memseg *mem;
 
        /*