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H A D | rbd.c | diff b084b420d9d6347dede328fbcf18c8e4c695f7e8 Mon Mar 29 10:01:29 CDT 2021 Stefano Garzarella <sgarzare@redhat.com> block/rbd: fix memory leak in qemu_rbd_co_create_opts()
When we allocate 'q_namespace', we forgot to set 'has_q_namespace' to true. This can cause several issues, including a memory leak, since qapi_free_BlockdevCreateOptions() does not deallocate that memory, as reported by valgrind:
13 bytes in 1 blocks are definitely lost in loss record 7 of 96 at 0x4839809: malloc (vg_replace_malloc.c:307) by 0x48CEBB8: g_malloc (in /usr/lib64/libglib-2.0.so.0.6600.8) by 0x48E3FE3: g_strdup (in /usr/lib64/libglib-2.0.so.0.6600.8) by 0x180010: qemu_rbd_co_create_opts (rbd.c:446) by 0x1AE72C: bdrv_create_co_entry (block.c:492) by 0x241902: coroutine_trampoline (coroutine-ucontext.c:173) by 0x57530AF: ??? (in /usr/lib64/libc-2.32.so) by 0x1FFEFFFA6F: ???
Fix setting 'has_q_namespace' to true when we allocate 'q_namespace'.
Fixes: 19ae9ae014 ("block/rbd: Add support for ceph namespaces") Signed-off-by: Stefano Garzarella <sgarzare@redhat.com> Message-Id: <20210329150129.121182-3-sgarzare@redhat.com> Reviewed-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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