From 35cd67a0caf767aba472452865dcb4471fcce2b1 Mon Sep 17 00:00:00 2001
From: Peter Rosin <peda@axentia.se>
Date: Wed, 9 May 2018 21:47:48 +0200
Subject: [PATCH] i2c: viperboard: return message count on master_xfer success
Git-commit: 35cd67a0caf767aba472452865dcb4471fcce2b1
Patch-mainline: v4.17-rc6
References: bsc#1051510
Returning zero is wrong in this case.
Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Fixes: 174a13aa8669 ("i2c: Add viperboard i2c master driver")
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/i2c/busses/i2c-viperboard.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/i2c/busses/i2c-viperboard.c b/drivers/i2c/busses/i2c-viperboard.c
index e4be86b3de9a..7235c7302bb7 100644
--- a/drivers/i2c/busses/i2c-viperboard.c
+++ b/drivers/i2c/busses/i2c-viperboard.c
@@ -337,7 +337,7 @@ static int vprbrd_i2c_xfer(struct i2c_adapter *i2c, struct i2c_msg *msgs,
}
mutex_unlock(&vb->lock);
}
- return 0;
+ return num;
error:
mutex_unlock(&vb->lock);
return error;
--
2.17.1