diff options
| author | Bjorn Andersson <bjorn.andersson@linaro.org> | 2016-12-01 16:59:55 -0800 |
|---|---|---|
| committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2016-12-08 07:58:05 -0800 |
| commit | 1d74e7ed5dc1903ac081574a9b6aa94e7ba4ad45 (patch) | |
| tree | c6eeb89992888fa27682b0b83cdad144b3ee3f12 /drivers/rpmsg | |
| parent | 2c8a57088045a58958372d405586c16e3e12f4e1 (diff) | |
| download | linux-1d74e7ed5dc1903ac081574a9b6aa94e7ba4ad45.tar.bz2 | |
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: 53e2822e56c7 ("rpmsg: Introduce Qualcomm SMD backend")
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'drivers/rpmsg')
| -rw-r--r-- | drivers/rpmsg/qcom_smd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/rpmsg/qcom_smd.c b/drivers/rpmsg/qcom_smd.c index 92efa74a0024..d003aa832f22 100644 --- a/drivers/rpmsg/qcom_smd.c +++ b/drivers/rpmsg/qcom_smd.c @@ -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; } |