only check for 0 address

Signed-off-by: John Falkowski <john.falkowski@intel.com>

Author: johntfalk

shared/source/command_stream/linear_stream.h

@@ -73,7 +73,7 @@ inline void *LinearStream::getSpace(size_t size) {
         cmdContainer->closeAndAllocateNextCommandBuffer();
     }
     UNRECOVERABLE_IF(sizeUsed + size > maxAvailableSpace);
-    UNRECOVERABLE_IF(reinterpret_cast<int64_t>(buffer) <= 0);
+    UNRECOVERABLE_IF(reinterpret_cast<int64_t>(buffer) == 0);
     auto memory = ptrOffset(buffer, sizeUsed);
     sizeUsed += size;
     return memory;

shared/test/unit_test/command_stream/linear_stream_tests.cpp

@@ -66,7 +66,7 @@ TEST_F(LinearStreamTest, GivenNullBufferWhenGettingSpaceThenAssert) {
 }
 
 TEST_F(LinearStreamTest, GivenBadBufferPtrWhenGettingSpaceThenAssert) {
-    int64_t ptr = -1;
+    int64_t ptr = 0;
     linearStream.replaceBuffer(reinterpret_cast<void *>(ptr), 100);
     EXPECT_THROW(linearStream.getSpace(1), std::exception);
 }