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Subject[tip:x86/pti] selftests/x86/entry_from_vm86: Exit with 1 if we fail
Commit-ID:  327d53d005ca47b10eae940616ed11c569f75a9b
Gitweb: https://git.kernel.org/tip/327d53d005ca47b10eae940616ed11c569f75a9b
Author: Andy Lutomirski <luto@kernel.org>
AuthorDate: Tue, 13 Mar 2018 22:03:10 -0700
Committer: Ingo Molnar <mingo@kernel.org>
CommitDate: Wed, 14 Mar 2018 09:21:01 +0100

selftests/x86/entry_from_vm86: Exit with 1 if we fail

Fix a logic error that caused the test to exit with 0 even if test
cases failed.

Signed-off-by: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stas Sergeev <stsp@list.ru>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: bartoldeman@gmail.com
Cc: stable@vger.kernel.org
Link: http://lkml.kernel.org/r/b1cc37144038958a469c8f70a5f47a6a5638636a.1521003603.git.luto@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
tools/testing/selftests/x86/entry_from_vm86.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/x86/entry_from_vm86.c b/tools/testing/selftests/x86/entry_from_vm86.c
index 361466a2eaef..6e85f0d0498d 100644
--- a/tools/testing/selftests/x86/entry_from_vm86.c
+++ b/tools/testing/selftests/x86/entry_from_vm86.c
@@ -318,7 +318,7 @@ int main(void)
clearhandler(SIGSEGV);

/* Make sure nothing explodes if we fork. */
- if (fork() > 0)
+ if (fork() == 0)
return 0;

return (nerrs == 0 ? 0 : 1);
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