[Qemu-trivial] [PULL 04/12] migration/qemu-file.c: Don't shift left into sign bit

[Michael Tokarev]

From: Peter Maydell <address@hidden>

Add a cast in qemu_get_be32() to avoid shifting left into the sign
bit of a signed integer (which is undefined behaviour in C).

Signed-off-by: Peter Maydell <address@hidden>
Signed-off-by: Michael Tokarev <address@hidden>
---
 migration/qemu-file.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/migration/qemu-file.c b/migration/qemu-file.c
index d2d4007..a7f2a34 100644
--- a/migration/qemu-file.c
+++ b/migration/qemu-file.c
@@ -503,7 +503,7 @@ unsigned int qemu_get_be16(QEMUFile *f)
 unsigned int qemu_get_be32(QEMUFile *f)
 {
     unsigned int v;
-    v = qemu_get_byte(f) << 24;
+    v = (unsigned int)qemu_get_byte(f) << 24;
     v |= qemu_get_byte(f) << 16;
     v |= qemu_get_byte(f) << 8;
     v |= qemu_get_byte(f);
-- 
2.1.4