[PATCH] pv-grub: correct sizeof usage

[Matthew Daley <mattd@bugfuzz.com>]

We were lucky that sizeof(frame) >= sizeof(*frame) anyway.

Signed-off-by: Matthew Daley <mattd@bugfuzz.com>
---
 stubdom/grub/mini-os.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/stubdom/grub/mini-os.c b/stubdom/grub/mini-os.c
index 64ab962..9d4bcc7 100644
--- a/stubdom/grub/mini-os.c
+++ b/stubdom/grub/mini-os.c
@@ -333,7 +333,7 @@ struct frame {
 static void minios_transmit (struct nic *nic, const char *d, unsigned int t,
                              unsigned int s, const char *p)
 {
-    struct frame *frame = alloca(sizeof(frame) + s);
+    struct frame *frame = alloca(sizeof(*frame) + s);
 
     memcpy(frame->dest, d, ETH_ALEN);
     memcpy(frame->src, nic->node_addr, ETH_ALEN);
-- 
1.9.0