test_astlpc: Clean up after test case

Free all allocated memory to avoid false-positive leak reports.

Resolves:

    ==11807==ERROR: LeakSanitizer: detected memory leaks

    Indirect leak of 552 byte(s) in 1 object(s) allocated from:
        #0 0x7f74718fbae8 in malloc (/usr/lib/x86_64-linux-gnu/libasan.so.5+0x10dae8)
        #1 0x7f74717bacf0 in __mctp_alloc /home/andrew/src/openbmc/libmctp/alloc.c:28
        #2 0x7f74717b5edc in mctp_init /home/andrew/src/openbmc/libmctp/core.c:234
        #3 0x56157917c7ee in main tests/test_astlpc.c:160
        #4 0x7f7470c661e2 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x271e2)

    Indirect leak of 384 byte(s) in 1 object(s) allocated from:
        #0 0x7f74718fbae8 in malloc (/usr/lib/x86_64-linux-gnu/libasan.so.5+0x10dae8)
        #1 0x7f74717bacf0 in __mctp_alloc /home/andrew/src/openbmc/libmctp/alloc.c:28
        #2 0x7f74717c2cd0 in __mctp_astlpc_init /home/andrew/src/openbmc/libmctp/astlpc.c:364
        #3 0x7f74717c31f0 in mctp_astlpc_init_ops /home/andrew/src/openbmc/libmctp/astlpc.c:388
        #4 0x56157917c88f in main tests/test_astlpc.c:165
        #5 0x7f7470c661e2 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x271e2)

    Indirect leak of 40 byte(s) in 1 object(s) allocated from:
        #0 0x7f74718fbae8 in malloc (/usr/lib/x86_64-linux-gnu/libasan.so.5+0x10dae8)
        #1 0x7f74717bacf0 in __mctp_alloc /home/andrew/src/openbmc/libmctp/alloc.c:28
        #2 0x7f74717b655f in mctp_register_bus /home/andrew/src/openbmc/libmctp/core.c:277
        #3 0x56157917c903 in main tests/test_astlpc.c:167
        #4 0x7f7470c661e2 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x271e2)

    Indirect leak of 32 byte(s) in 1 object(s) allocated from:
        #0 0x7f74718fbae8 in malloc (/usr/lib/x86_64-linux-gnu/libasan.so.5+0x10dae8)
        #1 0x7f74717bacf0 in __mctp_alloc /home/andrew/src/openbmc/libmctp/alloc.c:28
        #2 0x7f74717c34b2 in mctp_astlpc_init_ops /home/andrew/src/openbmc/libmctp/astlpc.c:400
        #3 0x56157917c88f in main tests/test_astlpc.c:165
        #4 0x7f7470c661e2 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x271e2)

Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Change-Id: I3f67e48b22948e18aea91d6fa28135e528268bc1
diff --git a/tests/test_astlpc.c b/tests/test_astlpc.c
index aea2858..17651e0 100644
--- a/tests/test_astlpc.c
+++ b/tests/test_astlpc.c
@@ -211,5 +211,9 @@
 	/* Verify it's the packet we expect */
 	assert(!memcmp(mmio.lpc + RX_BUFFER_DATA, &msg[MCTP_BTU], MCTP_BTU));
 
+	mctp_astlpc_destroy(astlpc);
+	mctp_destroy(mctp);
+	free(mmio.lpc);
+
 	return 0;
 }