[gnome-keyring] rpc-layer: Fix integer size mismatch on amd64

[Stefan Walter <stefw src gnome org>]

commit d51c4a634fb0760f4ff5a79b02b855aab8ab4e38
Author: Stef Walter <stefw collabora co uk>
Date:   Fri Dec 9 15:06:45 2011 +0100

    rpc-layer: Fix integer size mismatch on amd64
    
     * This was manifested by a problem returning the size of a
       C_Sign operation
     * sizeof (size_t) != sizeof (uint32_t)

 pkcs11/rpc-layer/gkm-rpc-module.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/pkcs11/rpc-layer/gkm-rpc-module.c b/pkcs11/rpc-layer/gkm-rpc-module.c
index 4c235f6..ea939a7 100644
--- a/pkcs11/rpc-layer/gkm-rpc-module.c
+++ b/pkcs11/rpc-layer/gkm-rpc-module.c
@@ -750,6 +750,7 @@ proto_read_byte_array (GkmRpcMessage *msg, CK_BYTE_PTR arr,
 {
 	const unsigned char *val;
 	unsigned char valid;
+	uint32_t length;
 	size_t vlen;
 
 	assert (len);
@@ -764,10 +765,10 @@ proto_read_byte_array (GkmRpcMessage *msg, CK_BYTE_PTR arr,
 
 	/* If not valid, then just the length is encoded, this can signify CKR_BUFFER_TOO_SMALL */
 	if (!valid) {
-		if (!egg_buffer_get_uint32 (&msg->buffer, msg->parsed, &msg->parsed, (uint32_t *)&vlen))
+		if (!egg_buffer_get_uint32 (&msg->buffer, msg->parsed, &msg->parsed, &length))
 			return PARSE_ERROR;
 
-		*len = vlen;
+		*len = length;
 
 		if (arr)
 			return CKR_BUFFER_TOO_SMALL;