[Qemu-devel] [PULL 1/2] migration: fix pfd leak

[Dr. David Alan Gilbert (git)]

From: Marc-André Lureau <address@hidden>

Fix leak spotted by ASAN:

Direct leak of 16 byte(s) in 1 object(s) allocated from:
    #0 0x7fe1abb80a38 in __interceptor_calloc (/lib64/libasan.so.4+0xdea38)
    #1 0x7fe1aaf1bf75 in g_malloc0 ../glib/gmem.c:124
    #2 0x7fe1aaf1c249 in g_malloc0_n ../glib/gmem.c:355
    #3 0x55f4841cfaa9 in postcopy_ram_fault_thread 
/home/elmarco/src/qemu/migration/postcopy-ram.c:596
    #4 0x55f48479447b in qemu_thread_start 
/home/elmarco/src/qemu/util/qemu-thread-posix.c:504
    #5 0x7fe1a043550a in start_thread (/lib64/libpthread.so.0+0x750a)

Regression introduced with commit 00fa4fc85b00f1a8a810068d158a7a66e88658eb.

Signed-off-by: Marc-André Lureau <address@hidden>
Message-Id: <address@hidden>
Reviewed-by: Philippe Mathieu-Daudé <address@hidden>
Reviewed-by: Peter Xu <address@hidden>
Signed-off-by: Dr. David Alan Gilbert <address@hidden>
---
 migration/postcopy-ram.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/migration/postcopy-ram.c b/migration/postcopy-ram.c
index efd77939af..4a0b33b373 100644
--- a/migration/postcopy-ram.c
+++ b/migration/postcopy-ram.c
@@ -754,6 +754,7 @@ static void *postcopy_ram_fault_thread(void *opaque)
         }
     }
     trace_postcopy_ram_fault_thread_exit();
+    g_free(pfd);
     return NULL;
 }
 
-- 
2.14.3