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authorFan Wu <wufan@codeaurora.org>2021-03-10 23:40:03 +0300
committerManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>2021-03-16 09:06:04 +0300
commit68731852f6e58d19f692971dc84deb64265f6d3f (patch)
tree186066b381add9e5dac38a4a665b38e26b1cd10f /drivers/bus
parent70f7025c854c7edc6965ec2ef4230d09ebb9ffd7 (diff)
downloadlinux-68731852f6e58d19f692971dc84deb64265f6d3f.tar.xz
bus: mhi: core: Return EAGAIN if MHI ring is full
Currently ENOMEM is returned when MHI ring is full. This error code is very misleading. Change to EAGAIN instead. Signed-off-by: Fan Wu <wufan@codeaurora.org> Signed-off-by: Jeffrey Hugo <jhugo@codeaurora.org> Reviewed-by: Hemant Kumar <hemantk@codeaurora.org> Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Link: https://lore.kernel.org/r/1615408803-7016-1-git-send-email-jhugo@codeaurora.org Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Diffstat (limited to 'drivers/bus')
-rw-r--r--drivers/bus/mhi/core/main.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/bus/mhi/core/main.c b/drivers/bus/mhi/core/main.c
index 3faf8bade520..d377d07f269e 100644
--- a/drivers/bus/mhi/core/main.c
+++ b/drivers/bus/mhi/core/main.c
@@ -1020,7 +1020,7 @@ static int mhi_queue(struct mhi_device *mhi_dev, struct mhi_buf_info *buf_info,
ret = mhi_is_ring_full(mhi_cntrl, tre_ring);
if (unlikely(ret)) {
- ret = -ENOMEM;
+ ret = -EAGAIN;
goto exit_unlock;
}