From d049b1f2afddd2d3a7b2ed22c274c66305c0b84b Mon Sep 17 00:00:00 2001
From: Richard Henderson <richard.henderson@linaro.org>
Date: Wed, 13 Mar 2019 19:33:48 -0700
Subject: [PATCH] crypto: Change the qcrypto_random_bytes buffer type to void*
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Using uint8_t* merely requires useless casts for use with
other types to be filled with randomness.

Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 crypto/random-gcrypt.c   | 2 +-
 crypto/random-gnutls.c   | 2 +-
 crypto/random-platform.c | 4 ++--
 include/crypto/random.h  | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/crypto/random-gcrypt.c b/crypto/random-gcrypt.c
index 9f1c9ee60e..7aea4ac81f 100644
--- a/crypto/random-gcrypt.c
+++ b/crypto/random-gcrypt.c
@@ -24,7 +24,7 @@
 
 #include <gcrypt.h>
 
-int qcrypto_random_bytes(uint8_t *buf,
+int qcrypto_random_bytes(void *buf,
                          size_t buflen,
                          Error **errp G_GNUC_UNUSED)
 {
diff --git a/crypto/random-gnutls.c b/crypto/random-gnutls.c
index 445fd6a30b..ed6c9ca12f 100644
--- a/crypto/random-gnutls.c
+++ b/crypto/random-gnutls.c
@@ -26,7 +26,7 @@
 #include <gnutls/gnutls.h>
 #include <gnutls/crypto.h>
 
-int qcrypto_random_bytes(uint8_t *buf,
+int qcrypto_random_bytes(void *buf,
                          size_t buflen,
                          Error **errp)
 {
diff --git a/crypto/random-platform.c b/crypto/random-platform.c
index cb3ca1bc09..66624106fe 100644
--- a/crypto/random-platform.c
+++ b/crypto/random-platform.c
@@ -64,8 +64,8 @@ int qcrypto_random_init(Error **errp)
     return 0;
 }
 
-int qcrypto_random_bytes(uint8_t *buf G_GNUC_UNUSED,
-                         size_t buflen G_GNUC_UNUSED,
+int qcrypto_random_bytes(void *buf,
+                         size_t buflen,
                          Error **errp)
 {
 #ifdef _WIN32
diff --git a/include/crypto/random.h b/include/crypto/random.h
index 8764ca0562..fde592904e 100644
--- a/include/crypto/random.h
+++ b/include/crypto/random.h
@@ -34,7 +34,7 @@
  *
  * Returns 0 on success, -1 on error
  */
-int qcrypto_random_bytes(uint8_t *buf,
+int qcrypto_random_bytes(void *buf,
                          size_t buflen,
                          Error **errp);