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Peter Anvin" , Thomas Gleixner , linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Andrei Botila Standardize the way input lengths equal to 0 are handled in all skcipher algorithms. All the algorithms return 0 for input lengths equal to zero. Cc: Thomas Gleixner Cc: Ingo Molnar Cc: Borislav Petkov Cc: "H. Peter Anvin" Signed-off-by: Andrei Botila --- arch/x86/crypto/glue_helper.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/x86/crypto/glue_helper.c b/arch/x86/crypto/glue_helper.c index d3d91a0abf88..cc5042c72910 100644 --- a/arch/x86/crypto/glue_helper.c +++ b/arch/x86/crypto/glue_helper.c @@ -275,6 +275,9 @@ int glue_xts_req_128bit(const struct common_glue_ctx *gctx, unsigned int nbytes, tail; int err; + if (!req->cryptlen) + return 0; + if (req->cryptlen < XTS_BLOCK_SIZE) return -EINVAL; -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel