[dpdk-dev] [PATCH] app/testbbdev: fix sprintf with snprintf

[Pallantla Poornima <pallantlax.poornima@intel.com>]

sprintf function is not secure as it doesn't check the length of string.
More secure function snprintf is used.

Fixes: f714a18885 ("app/testbbdev: add test application for bbdev")
Cc: stable@dpdk.org

Signed-off-by: Pallantla Poornima <pallantlax.poornima@intel.com>
---
 app/test-bbdev/test_bbdev.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/app/test-bbdev/test_bbdev.c b/app/test-bbdev/test_bbdev.c
index a914817bc..b9fc750d3 100644
--- a/app/test-bbdev/test_bbdev.c
+++ b/app/test-bbdev/test_bbdev.c
@@ -788,14 +788,14 @@ test_bbdev_driver_init(void)
 
 	/* Initialize the maximum amount of devices */
 	do {
-		sprintf(name_tmp, "%s%i", "name_", num_devs);
+		snprintf(name_tmp, sizeof(name_tmp), "%s%i", "name_", num_devs);
 		dev2 = rte_bbdev_allocate(name_tmp);
 		TEST_ASSERT(dev2 != NULL,
 				"Failed to initialize bbdev driver");
 		++num_devs;
 	} while (num_devs < (RTE_BBDEV_MAX_DEVS - 1));
 
-	sprintf(name_tmp, "%s%i", "name_", num_devs);
+	snprintf(name_tmp, sizeof(name_tmp), "%s%i", "name_", num_devs);
 	dev2 = rte_bbdev_allocate(name_tmp);
 	TEST_ASSERT(dev2 == NULL, "Failed to initialize bbdev driver number %d "
 			"more drivers than RTE_BBDEV_MAX_DEVS: %d ", num_devs,
@@ -804,7 +804,7 @@ test_bbdev_driver_init(void)
 	num_devs--;
 
 	while (num_devs >= num_devs_tmp) {
-		sprintf(name_tmp, "%s%i", "name_", num_devs);
+		snprintf(name_tmp, sizeof(name_tmp), "%s%i", "name_", num_devs);
 		dev2 = rte_bbdev_get_named_dev(name_tmp);
 		TEST_ASSERT_SUCCESS(rte_bbdev_release(dev2),
 				"Failed to uninitialize bbdev driver %s ",
@@ -825,7 +825,7 @@ test_bbdev_driver_init(void)
 	TEST_ASSERT_FAIL(rte_bbdev_release(NULL),
 			"Failed to uninitialize bbdev driver with NULL bbdev");
 
-	sprintf(name_tmp, "%s", "invalid_name");
+	snprintf(name_tmp, sizeof(name_tmp), "%s", "invalid_name");
 	dev2 = rte_bbdev_get_named_dev(name_tmp);
 	TEST_ASSERT_FAIL(rte_bbdev_release(dev2),
 			"Failed to uninitialize bbdev driver with invalid name");
-- 
2.17.2