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Commit e6a62d12 authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "mfd: wcd9xxx-slimslave: Return error to caller if buffer timeout happens"

parents 2188e3d6 58ddf789

drivers/mfd/wcd9xxx-slimslave.c

+12 −0
Original line number Diff line number Diff line
@@ -765,6 +765,18 @@ int wcd9xxx_slim_ch_master_status(struct wcd9xxx *wcd9xxx, void *handle, 
		pr_err("%s: Get Xfer status rc %x, len %x\n",

		       __func__, rc, *(len));

	}



	if (!rc && *len == 0) {

		/*

		 * If timeout occurred and the length of

		 * buffer returned is 0, then there is a

		 * error on the bus, return error to caller

		 * to avoid queuing more buffers.

		 */

		pr_err("%s: no buffer returned after timeout\n",

			__func__);

		rc = -EIO;

	}

	mutex_unlock(&tx_master->lock);

return rc;

}