Commit 76f4b9cb authored by Mike Gerdts's avatar Mike Gerdts Committed by Jim Harris
Browse files

lvol: do not reference blob after closing it 



Once an lvol's blob is closed, the lvol should not retain a reference.
Dereferencing lvol->blob could result in a use after free.

Signed-off-by: default avatarMike Gerdts <mgerdts@nvidia.com>
Change-Id: Ia96a5a488fc96d642aa4cde83c6efa5cff88b068
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/16426


Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
Community-CI: Mellanox Build Bot
Reviewed-by: default avatarBen Walker <benjamin.walker@intel.com>
parent ae0b53b1

lib/lvol/lvol.c

+1 −0
Original line number Diff line number Diff line
@@ -979,6 +979,7 @@ lvol_close_blob_cb(void *cb_arg, int lvolerrno) 


	lvol->ref_count--;

	lvol->action_in_progress = false;

	lvol->blob = NULL;

	SPDK_INFOLOG(lvol, "Lvol %s closed\n", lvol->unique_id);



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