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[Qemu-devel] [PATCH] memory: Return -1 again on reads from unsigned regi
From: |
Jan Kiszka |
Subject: |
[Qemu-devel] [PATCH] memory: Return -1 again on reads from unsigned regions |
Date: |
Tue, 16 Jul 2013 14:45:16 +0200 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 |
This restore the behavior prior to b018ddf633 which accidentally changed
the return code to 0. Specifically guests probing for register existence
were affected by this.
Signed-off-by: Jan Kiszka <address@hidden>
---
memory.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/memory.c b/memory.c
index 757e9a5..d19b61b 100644
--- a/memory.c
+++ b/memory.c
@@ -859,7 +859,7 @@ static uint64_t unassigned_mem_read(void *opaque, hwaddr
addr,
cpu_unassigned_access(ENV_GET_CPU(cpu_single_env),
addr, false, false, 0, size);
}
- return 0;
+ return -1ULL;
}
static void unassigned_mem_write(void *opaque, hwaddr addr,
--
1.7.3.4
- [Qemu-devel] [PATCH] memory: Return -1 again on reads from unsigned regions,
Jan Kiszka <=