[dpdk-stable] [PATCH] app/test-compress-perf: fix improper use of negative value

[Tomasz Jozwiak]

This patch fixes coverity issue: Improper use of negative value.
test_data->input_data_sz is passed to a parameter that
cannot be negative.

Coverity issue: 328504
Fixes: b68a82425da4 ("app/compress-perf: add performance measurement")
Cc: stable at dpdk.org

Signed-off-by: Tomasz Jozwiak <tomaszx.jozwiak at intel.com>
---
 app/test-compress-perf/main.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/app/test-compress-perf/main.c b/app/test-compress-perf/main.c
index c2a45d1..5a579ea 100644
--- a/app/test-compress-perf/main.c
+++ b/app/test-compress-perf/main.c
@@ -244,7 +244,8 @@ comp_perf_dump_input_data(struct comp_test_data *test_data)
 	if (test_data->input_data_sz == 0)
 		test_data->input_data_sz = actual_file_sz;
 
-	if (fseek(f, 0, SEEK_SET) != 0) {
+	if (test_data->input_data_sz <= 0 || actual_file_sz <= 0 ||
+			fseek(f, 0, SEEK_SET) != 0) {
 		RTE_LOG(ERR, USER1, "Size of input could not be calculated\n");
 		goto end;
 	}
-- 
2.7.4