8363676: [GCC static analyzer] missing return value check of malloc in OGLContext_SetTransform

Backport-of: d25ad881ebfec40ca6b0a73f78d1f9d2cb722e01

Author: MBaesken

src/java.desktop/share/native/common/java2d/opengl/OGLContext.c

@@ -484,6 +484,7 @@ OGLContext_SetTransform(OGLContext *oglc,
     if (oglc->xformMatrix == NULL) {
         size_t arrsize = 16 * sizeof(GLdouble);
         oglc->xformMatrix = (GLdouble *)malloc(arrsize);
+        RETURN_IF_NULL(oglc->xformMatrix);
         memset(oglc->xformMatrix, 0, arrsize);
         oglc->xformMatrix[10] = 1.0;
         oglc->xformMatrix[15] = 1.0;