kselftest: vm: fix unused variable warning

Remove unused variable from the MDWE test.

[joey.gouly@arm.com: add commit message]
Link: https://lkml.kernel.org/r/20230308190423.46491-4-joey.gouly@arm.com
Fixes: 4cf1fe34fd18 ("kselftest: vm: add tests for memory-deny-write-execute")
Signed-off-by: Peter Xu <peterx@redhat.com>
Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Alexey Izbyshev <izbyshev@ispras.ru>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: nd <nd@arm.com>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/tools/testing/selftests/mm/mdwe_test.c b/tools/testing/selftests/mm/mdwe_test.c
index f466a099f1bf75c5d39f810a165fdcf9bc104706..bc91bef5d254e5770d29188aae81f1259829b511 100644 (file)
--- a/tools/testing/selftests/mm/mdwe_test.c
+++ b/tools/testing/selftests/mm/mdwe_test.c
@@ -163,9 +163,8 @@ TEST_F(mdwe, mprotect_WRITE_EXEC)
 
 TEST_F(mdwe, mmap_FIXED)
 {
-       void *p, *p2;
+       void *p;
 
-       p2 = mmap(NULL, self->size, PROT_READ | PROT_EXEC, self->flags, 0, 0);
        self->p = mmap(NULL, self->size, PROT_READ, self->flags, 0, 0);
        ASSERT_NE(self->p, MAP_FAILED);