This patch adds a declaration for chacha20poly1305_selftest to silence a sparse warning. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> (cherry picked from commit 06cc2afbbdf9a9e8df3e2f8db724997dd6e1b4ac) Bug: 152722841 Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com> Signed-off-by: Greg Kroah-Hartman <gregkh@google.com> Change-Id: I9dc1c6df2e73e6a60d81f24384e8363309d6d109