[PATCH 1/4] i2c-xiic: return value of xiic_reinit

Shubhrajyoti Datta
2022-04-20T08:01:06Z

Check the return value of xiic_reinit.

Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
---
drivers/i2c/busses/i2c-xiic.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-xiic.c b/drivers/i2c/busses/i2c-xiic.c
index ffefe3c482e9..8b39f9c7e773 100644
--- a/drivers/i2c/busses/i2c-xiic.c
+++ b/drivers/i2c/busses/i2c-xiic.c
@@ -381,6 +381,7 @@ static irqreturn_t xiic_process(int irq, void *dev_id)
int xfer_more = 0;
int wakeup_req = 0;
int wakeup_code = 0;
+ int ret;

/* Get the interrupt Status from the IPIF. There is no clearing of
* interrupts in the IPIF. Interrupts must be cleared at the source.
@@ -415,7 +416,9 @@ static irqreturn_t xiic_process(int irq, void *dev_id)
* fifos and the next message is a TX with len 0 (only addr)
* reset the IP instead of just flush fifos
*/
- xiic_reinit(i2c);
+ ret = xiic_reinit(i2c);
+ if (!ret)
+ dev_dbg(i2c->adap.dev.parent, "reinit failed\n");

if (i2c->rx_msg) {
wakeup_req = 1;
--
2.17.1