[PATCH v3 17/18] qemu: Const-correct snapshot directory name

[Eric Blake <eblake@xxxxxxxxxx>]

qemuDomainSnapshotWriteMetadata does not modify the directory name,
and making it const-correct aids in writing an upcoming patch.

Signed-off-by: Eric Blake <eblake@xxxxxxxxxx>
---
 src/qemu/qemu_domain.h | 2 +-
 src/qemu/qemu_domain.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/qemu/qemu_domain.h b/src/qemu/qemu_domain.h
index 7c6b50184c..37c9813ec5 100644
--- a/src/qemu/qemu_domain.h
+++ b/src/qemu/qemu_domain.h
@@ -683,7 +683,7 @@ int qemuDomainSnapshotWriteMetadata(virDomainObjPtr vm,
                                     virDomainSnapshotObjPtr snapshot,
                                     virCapsPtr caps,
                                     virDomainXMLOptionPtr xmlopt,
-                                    char *snapshotDir);
+                                    const char *snapshotDir);

 int qemuDomainSnapshotForEachQcow2(virQEMUDriverPtr driver,
                                    virDomainObjPtr vm,
diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 3ac79fa50b..6f8e03ba36 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -8399,7 +8399,7 @@ qemuDomainSnapshotWriteMetadata(virDomainObjPtr vm,
                                 virDomainSnapshotObjPtr snapshot,
                                 virCapsPtr caps,
                                 virDomainXMLOptionPtr xmlopt,
-                                char *snapshotDir)
+                                const char *snapshotDir)
 {
     char *newxml = NULL;
     int ret = -1;
-- 
2.20.1

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