[PATCH 09/10] qemuDomainGetStorageSourceByDevstr: Look also in 'mirror' chain

[Peter Krempa <pkrempa@xxxxxxxxxx>]

A disk can have a mirror, look also in it's backing chain.

Signed-off-by: Peter Krempa <pkrempa@xxxxxxxxxx>
---
 src/qemu/qemu_domain.c | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 18fd445e30..ebf18a546e 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -11553,11 +11553,16 @@ qemuDomainGetStorageSourceByDevstr(const char *devstr,
     }

     if (idx == 0)
-        src = disk->src;
-    else
-        src = virStorageFileChainLookup(disk->src, NULL, NULL, idx, NULL);
+        return disk->src;
+
+    if ((src = virStorageFileChainLookup(disk->src, NULL, NULL, idx, NULL)))
+        return src;

-    return src;
+    if (disk->mirror &&
+        (src = virStorageFileChainLookup(disk->mirror, NULL, NULL, idx, NULL)))
+        return src;
+
+    return NULL;
 }


-- 
2.26.2