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selftests: KVM: Fix check for !POLLIN in demand_paging_test

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The logical not operator applies only to the left hand side of a bitwise
operator. As such, the check for POLLIN not being set in revents wrong.
Fix it by adding parentheses around the bitwise expression.

Fixes: 4f72180eb4 ("KVM: selftests: Add demand paging content to the demand paging test")
Reviewed-by: Andrew Jones <drjones@redhat.com>
Signed-off-by: Oliver Upton <oupton@google.com>
Message-Id: <20210921171121.2148982-2-oupton@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Oliver Upton 2021-09-21 17:11:20 +00:00 committed by Paolo Bonzini
parent 03a6e84069
commit 90b54129e8
1 changed files with 1 additions and 1 deletions
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2
tools/testing/selftests/kvm/demand_paging_test.c
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@ -179,7 +179,7 @@ static void *uffd_handler_thread_fn(void *arg)
return NULL;
}
if (!pollfd[0].revents & POLLIN)
if (!(pollfd[0].revents & POLLIN))
continue;
r = read(uffd, &msg, sizeof(msg));