[PATCH 01/10] app/dma-perf: fix use-after-free

[Chengwen Feng <fengchengwen@huawei.com>]

The test_case->eal_args was pointer the entry of cfgfile, it will be
used later, but the cfgfile was closed in load_configs(). This commit
fix it by using strdup.

Fixes: 623dc9364dc6 ("app/dma-perf: introduce DMA performance test")
Cc: stable@dpdk.org

Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
---
 app/test-dma-perf/main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/app/test-dma-perf/main.c b/app/test-dma-perf/main.c
index 0586b3e1d0..25a79d1d6c 100644
--- a/app/test-dma-perf/main.c
+++ b/app/test-dma-perf/main.c
@@ -480,6 +480,8 @@ load_configs(const char *path)
 					section_name, "test_seconds"));
 
 		test_case->eal_args = rte_cfgfile_get_entry(cfgfile, section_name, "eal_args");
+		if (test_case->eal_args != NULL)
+			test_case->eal_args = strdup(test_case->eal_args);
 		test_case->is_valid = true;
 	}
 
-- 
2.17.1