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caif-hsi: Bugfix - Piggyback'ed embedded CAIF frame lost 

When receiving a piggyback'ed descriptor containing an
embedded frame, but no payload, the embedded frame was
lost.

Signed-off-by: Per Ellefsen <per.ellefsen@stericsson.com>
Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Per Ellefsen 2012-06-24 11:01:37 +00:00 committed by David S. Miller
parent eaa8c5f3cf
commit 3935600a7f
1 changed files with 2 additions and 2 deletions
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4
drivers/net/caif/caif_hsi.c
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@ -693,8 +693,6 @@ static void cfhsi_rx_done(struct cfhsi *cfhsi)
*/
memcpy(rx_buf, (u8 *)piggy_desc,
CFHSI_DESC_SHORT_SZ);
/* Mark no embedded frame here */
piggy_desc->offset = 0;
if (desc_pld_len == -EPROTO)
goto out_of_sync;
}
@ -737,6 +735,8 @@ static void cfhsi_rx_done(struct cfhsi *cfhsi)
/* Extract any payload in piggyback descriptor. */
if (cfhsi_rx_desc(piggy_desc, cfhsi) < 0)
goto out_of_sync;
/* Mark no embedded frame after extracting it */
piggy_desc->offset = 0;
}
}