dup203: fix error of not using O_ACCMODE

Hi Garrett,

The file access mode is extracted from the return value of function fcntl() using the mask O_ACCMODE.

---
 testcases/kernel/syscalls/dup2/dup203.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

index 51a3579..0df92b4 100644
@@ -170,7 +170,7 @@ int main(int ac, char **av)
 				    "return value of 0x0, got %#x", rval);
 				break;
 			}
-			if (((rval = fcntl(fd0, F_GETFL, 0)) != O_WRONLY)) {
+			if ((rval = (fcntl(fd0, F_GETFL, 0) & O_ACCMODE)) != O_WRONLY) {
 				tst_resm(TFAIL, "fctnl F_GETFL bad rval on fd0 "
 					"Expected %#x got %#x", O_WRONLY, rval);
 			}

@@ -212,4 +212,4 @@ void cleanup()
 	TEST_CLEANUP;
 
 	tst_rmdir();
-}
\ No newline at end of file
+}

1.7.3.1

-- 
Best Regards,
Peng Haitao


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Committed -- thanks!
-Garrett

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