Commit 1d74e7ed authored Dec 01, 2016 by Bjorn Andersson

rpmsg: qcom_smd: Correct return value for O_NONBLOCK

qcom_smd_send() should return -EAGAIN for non-blocking channels with
insufficient space, so that we can propagate this event to user space.

Fixes: 53e2822e ("rpmsg: Introduce Qualcomm SMD backend")
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

parent 2c8a5708

drivers/rpmsg/qcom_smd.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -739,7 +739,7 @@ static int __qcom_smd_send(struct qcom_smd_channel channel, const void data,

		while (qcom_smd_get_tx_avail(channel) < tlen) {
		if (!wait) {
		ret = -ENOMEM;
		ret = -EAGAIN;
		goto out;
		}