From 12d9bbc5a7f347eaa65ff2a9d34995cadc05eb1b Mon Sep 17 00:00:00 2001
From: Peter Rosin <peda@axentia.se>
Date: Wed, 9 May 2018 21:46:30 +0200
Subject: [PATCH] i2c: pmcmsp: fix error return from master_xfer
Git-commit: 12d9bbc5a7f347eaa65ff2a9d34995cadc05eb1b
Patch-mainline: v4.17-rc6
References: bsc#1051510
Returning -1 (-EPERM) is not appropriate here, go with -EIO.
Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Fixes: 1b144df1d7d6 ("i2c: New PMC MSP71xx TWI bus driver")
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/i2c/busses/i2c-pmcmsp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/i2c/busses/i2c-pmcmsp.c b/drivers/i2c/busses/i2c-pmcmsp.c
index ec27e27e8d06..dae8ac618a52 100644
--- a/drivers/i2c/busses/i2c-pmcmsp.c
+++ b/drivers/i2c/busses/i2c-pmcmsp.c
@@ -564,7 +564,7 @@ static int pmcmsptwi_master_xfer(struct i2c_adapter *adap,
* TODO: We could potentially loop and retry in the case
* of MSP_TWI_XFER_TIMEOUT.
*/
- return -1;
+ return -EIO;
}
return num;
--
2.17.1