diff --git a/level_zero/core/test/unit_tests/sources/device/test_l0_device.cpp b/level_zero/core/test/unit_tests/sources/device/test_l0_device.cpp
index 443e722b4f..90fcf6b0ac 100644
--- a/level_zero/core/test/unit_tests/sources/device/test_l0_device.cpp
+++ b/level_zero/core/test/unit_tests/sources/device/test_l0_device.cpp
@@ -3187,6 +3187,8 @@ TEST_F(MultipleDevicesTest, givenTopologyForTwoSubdevicesWhenGettingPhysicalSlic
         mapping.sliceIndices[i] = i;
     }
 
+    ASSERT_NE(0u, hwInfo.gtSystemInfo.SliceCount);
+
     mapping.subsliceIndices.resize(hwInfo.gtSystemInfo.SubSliceCount / hwInfo.gtSystemInfo.SliceCount);
     for (uint32_t i = 0; i < hwInfo.gtSystemInfo.SubSliceCount / hwInfo.gtSystemInfo.SliceCount; i++) {
         mapping.subsliceIndices[i] = i;
diff --git a/level_zero/sysman/test/unit_tests/sources/linux/nl_api/mock_nl_api_prelim.cpp b/level_zero/sysman/test/unit_tests/sources/linux/nl_api/mock_nl_api_prelim.cpp
index ff0f96ab5d..4bc7e7f017 100644
--- a/level_zero/sysman/test/unit_tests/sources/linux/nl_api/mock_nl_api_prelim.cpp
+++ b/level_zero/sysman/test/unit_tests/sources/linux/nl_api/mock_nl_api_prelim.cpp
@@ -107,8 +107,8 @@ int MockNlApi::genlHandleMsg(struct nl_msg *msg, void *arg) {
     MyNlattr *head = new MyNlattr;
     MyNlattr *next = head;
 
-    info.attrs = new struct nlattr *[pOps->o_cmds[cmdIndex].c_maxattr];
-    for (auto i = 0; i < pOps->o_cmds[cmdIndex].c_maxattr; i++) {
+    info.attrs = new struct nlattr *[_IAF_ATTR_COUNT];
+    for (auto i = 0; i < _IAF_ATTR_COUNT; i++) {
         info.attrs[i] = nullptr;
     }
     next = addDefaultAttribs(info, next);
diff --git a/level_zero/tools/test/unit_tests/sources/sysman/linux/nl_api/mock_nl_api_prelim.cpp b/level_zero/tools/test/unit_tests/sources/sysman/linux/nl_api/mock_nl_api_prelim.cpp
index 3f85631a45..ab5e06cd40 100644
--- a/level_zero/tools/test/unit_tests/sources/sysman/linux/nl_api/mock_nl_api_prelim.cpp
+++ b/level_zero/tools/test/unit_tests/sources/sysman/linux/nl_api/mock_nl_api_prelim.cpp
@@ -106,8 +106,8 @@ int MockNlApi::genlHandleMsg(struct nl_msg *msg, void *arg) {
     MyNlattr *head = new MyNlattr;
     MyNlattr *next = head;
 
-    info.attrs = new struct nlattr *[pOps->o_cmds[cmdIndex].c_maxattr];
-    for (auto i = 0; i < pOps->o_cmds[cmdIndex].c_maxattr; i++) {
+    info.attrs = new struct nlattr *[_IAF_ATTR_COUNT];
+    for (auto i = 0; i < _IAF_ATTR_COUNT; i++) {
         info.attrs[i] = nullptr;
     }
     next = addDefaultAttribs(info, next);
diff --git a/opencl/test/unit_test/gtpin/gtpin_tests.cpp b/opencl/test/unit_test/gtpin/gtpin_tests.cpp
index 099bef302f..d333a4ba0e 100644
--- a/opencl/test/unit_test/gtpin/gtpin_tests.cpp
+++ b/opencl/test/unit_test/gtpin/gtpin_tests.cpp
@@ -421,6 +421,7 @@ TEST_F(GTPinTests, givenInvalidArgumentsThenBufferUnMapFails) {
     EXPECT_EQ(&NEO::gtpinFreeBuffer, driverServices.bufferDeallocate);
     EXPECT_EQ(&NEO::gtpinMapBuffer, driverServices.bufferMap);
     ASSERT_EQ(&NEO::gtpinUnmapBuffer, driverServices.bufferUnMap);
+    ASSERT_NE(nullptr, driverServices.bufferUnMap);
 
     retFromGtPin = (*driverServices.bufferUnMap)(nullptr, nullptr);
     EXPECT_NE(GTPIN_DI_SUCCESS, retFromGtPin);