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[Qemu-devel] [PATCH 1/6] fsdev/9p-iov-marshal.c: Don't use cpu_to_*w() f


From: Peter Maydell
Subject: [Qemu-devel] [PATCH 1/6] fsdev/9p-iov-marshal.c: Don't use cpu_to_*w() functions
Date: Tue, 28 Jun 2016 15:50:46 +0100

Don't use the cpu_to_*w() functions, which we are trying to deprecate.
Instead just use cpu_to_*() to do the byteswap, which brings the
code in the marshal function in line with that in the unmarshal.

Signed-off-by: Peter Maydell <address@hidden>
---
 fsdev/9p-iov-marshal.c | 18 ++++++------------
 1 file changed, 6 insertions(+), 12 deletions(-)

diff --git a/fsdev/9p-iov-marshal.c b/fsdev/9p-iov-marshal.c
index fce1ee9..c33fac6 100644
--- a/fsdev/9p-iov-marshal.c
+++ b/fsdev/9p-iov-marshal.c
@@ -208,31 +208,25 @@ ssize_t v9fs_iov_vmarshal(struct iovec *in_sg, int 
in_num, size_t offset,
             break;
         }
         case 'w': {
-            uint16_t val;
+            uint16_t val = va_arg(ap, int);
             if (bswap) {
-                cpu_to_le16w(&val, va_arg(ap, int));
-            } else {
-                val =  va_arg(ap, int);
+                val = cpu_to_le16(val);
             }
             copied = v9fs_pack(in_sg, in_num, offset, &val, sizeof(val));
             break;
         }
         case 'd': {
-            uint32_t val;
+            uint32_t val = va_arg(ap, uint32_t);
             if (bswap) {
-                cpu_to_le32w(&val, va_arg(ap, uint32_t));
-            } else {
-                val =  va_arg(ap, uint32_t);
+                val = cpu_to_le32(val);
             }
             copied = v9fs_pack(in_sg, in_num, offset, &val, sizeof(val));
             break;
         }
         case 'q': {
-            uint64_t val;
+            uint64_t val = va_arg(ap, uint64_t);;
             if (bswap) {
-                cpu_to_le64w(&val, va_arg(ap, uint64_t));
-            } else {
-                val =  va_arg(ap, uint64_t);
+                val = cpu_to_le64(val);
             }
             copied = v9fs_pack(in_sg, in_num, offset, &val, sizeof(val));
             break;
-- 
1.9.1




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