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A failed msgget causes the test to return an uninitialised value in ret. Assign ret to -errno on error exit. Signed-off-by: Colin Ian King <colin.king@canonical.com> Acked-by: Davidlohr Bueso <davidlohr@hp.com> Cc: Stanislav Kinsbursky <skinsbursky@parallels.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>