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[Qemu-devel] [PATCH 1/1] hostmem-file: fixed the memory leak while get p
From: |
Zhang Yi |
Subject: |
[Qemu-devel] [PATCH 1/1] hostmem-file: fixed the memory leak while get pmem path. |
Date: |
Wed, 29 Aug 2018 00:14:22 +0800 |
object_get_canonical_path_component() returns a string which
must be freed using g_free().
Reported-by: Peter Maydell <address@hidden>
Signed-off-by: Michael S. Tsirkin <address@hidden>
Signed-off-by: Zhang Yi <address@hidden>
---
backends/hostmem-file.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/backends/hostmem-file.c b/backends/hostmem-file.c
index 2476dcb..e8831a8 100644
--- a/backends/hostmem-file.c
+++ b/backends/hostmem-file.c
@@ -145,20 +145,26 @@ static void file_memory_backend_set_pmem(Object *o, bool
value, Error **errp)
HostMemoryBackendFile *fb = MEMORY_BACKEND_FILE(o);
if (host_memory_backend_mr_inited(backend)) {
+ char *path = object_get_canonical_path_component(o);
+
error_setg(errp, "cannot change property 'pmem' of %s '%s'",
object_get_typename(o),
- object_get_canonical_path_component(o));
+ path);
+ g_free(path);
return;
}
#ifndef CONFIG_LIBPMEM
if (value) {
Error *local_err = NULL;
+ char *path = object_get_canonical_path_component(o);
+
error_setg(&local_err,
"Lack of libpmem support while setting the 'pmem=on'"
" of %s '%s'. We can't ensure data persistence.",
object_get_typename(o),
- object_get_canonical_path_component(o));
+ path);
+ g_free(path);
error_propagate(errp, local_err);
return;
}
--
2.7.4
- [Qemu-devel] [PATCH 1/1] hostmem-file: fixed the memory leak while get pmem path.,
Zhang Yi <=