block: xen-blkback: add null check to avoid null pointer dereference
Add null check before calling xen_blkif_put() to avoid potential null pointer dereference. Addresses-Coverity-ID: 1350942 Cc: Juergen Gross <jgross@suse.com> Signed-off-by:Gustavo A. R. Silva <garsilva@embeddedor.com> Signed-off-by:
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
parent
89515d02
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