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xen-netfront: re-order error checks in xennet_get_responses()
authorJan Beulich <jbeulich@suse.com>
Wed, 13 Jul 2022 09:19:55 +0000 (11:19 +0200)
committerPaolo Abeni <pabeni@redhat.com>
Thu, 14 Jul 2022 10:20:18 +0000 (12:20 +0200)
commit1fb27d3dc9b2abe9b66972b09a401f1bb3d9089a
tree4a65c6fdd94a7601fc9dcfddc9bd26e7c2dfb12btree | snapshot
parenteb75fe0a9e552345402783a6db26f46d1462ef4ccommit | diff
xen-netfront: re-order error checks in xennet_get_responses()

Check the retrieved grant reference first; there's no point trying to
have xennet_move_rx_slot() move invalid data (and further defer
recognition of the issue, likely making diagnosis yet more difficult).

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
drivers/net/xen-netfront.c diff | blob | history
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