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mei: consolidate repeating code in mei_cl_irq_read_msg

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A cb is always placed on the completion queue
during discarding queue. Hence this can be performed
upon discard.

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Tomas Winkler 2016-11-11 03:00:07 +02:00 committed by Greg Kroah-Hartman
parent c836790ae5
commit 17ba8a08b5
1 changed files with 2 additions and 5 deletions
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7
drivers/misc/mei/interrupt.c
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@ -118,7 +118,6 @@ int mei_cl_irq_read_msg(struct mei_cl *cl,
if (!mei_cl_is_connected(cl)) {
cl_dbg(dev, cl, "not connected\n");
list_move_tail(&cb->list, &complete_list->list);
cb->status = -ENODEV;
goto discard;
}
@ -128,8 +127,6 @@ int mei_cl_irq_read_msg(struct mei_cl *cl,
if (buf_sz < cb->buf_idx) {
cl_err(dev, cl, "message is too big len %d idx %zu\n",
mei_hdr->length, cb->buf_idx);
list_move_tail(&cb->list, &complete_list->list);
cb->status = -EMSGSIZE;
goto discard;
}
@ -137,8 +134,6 @@ int mei_cl_irq_read_msg(struct mei_cl *cl,
if (cb->buf.size < buf_sz) {
cl_dbg(dev, cl, "message overflow. size %zu len %d idx %zu\n",
cb->buf.size, mei_hdr->length, cb->buf_idx);
list_move_tail(&cb->list, &complete_list->list);
cb->status = -EMSGSIZE;
goto discard;
}
@ -158,6 +153,8 @@ int mei_cl_irq_read_msg(struct mei_cl *cl,
return 0;
discard:
if (cb)
list_move_tail(&cb->list, &complete_list->list);
mei_irq_discard_msg(dev, mei_hdr);
return 0;
}