[Qemu-ppc] [PULL 24/29] target-ppc: Check for error on address translation in memsave command

[Alexander Graf]

From: "Aneesh Kumar K.V" <address@hidden>

When we translate the virtual address to physical check for error.

Signed-off-by: Aneesh Kumar K.V <address@hidden>
Signed-off-by: Alexander Graf <address@hidden>
---
 cpus.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/cpus.c b/cpus.c
index 398229e..912938c 100644
--- a/cpus.c
+++ b/cpus.c
@@ -1403,7 +1403,10 @@ void qmp_memsave(int64_t addr, int64_t size, const char 
*filename,
         l = sizeof(buf);
         if (l > size)
             l = size;
-        cpu_memory_rw_debug(cpu, addr, buf, l, 0);
+        if (cpu_memory_rw_debug(cpu, addr, buf, l, 0) != 0) {
+            error_setg(errp, "Invalid addr 0x%016" PRIx64 "specified", addr);
+            goto exit;
+        }
         if (fwrite(buf, 1, l, f) != l) {
             error_set(errp, QERR_IO_ERROR);
             goto exit;
-- 
1.8.1.4