Re: [PATCH] i2c: xiic: Correct return value check for xiic_reinit()

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On 9/20/23 15:41, Daniel Scally wrote:
The error paths for xiic_reinit() return negative values on failure
and 0 on success - this error message therefore is triggered on
_success_ rather than failure. Correct the condition so it's only
shown on failure as intended.

Fixes: 8fa9c9388053 ("i2c: xiic: return value of xiic_reinit")
Signed-off-by: Daniel Scally <dan.scally@xxxxxxxxxxxxxxxx>
---
  drivers/i2c/busses/i2c-xiic.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-xiic.c b/drivers/i2c/busses/i2c-xiic.c
index b3bb97762c85..71391b590ada 100644
--- a/drivers/i2c/busses/i2c-xiic.c
+++ b/drivers/i2c/busses/i2c-xiic.c
@@ -710,7 +710,7 @@ static irqreturn_t xiic_process(int irq, void *dev_id)
  		 * reset the IP instead of just flush fifos
  		 */
  		ret = xiic_reinit(i2c);
-		if (!ret)
+		if (ret < 0)
  			dev_dbg(i2c->adap.dev.parent, "reinit failed\n");
if (i2c->rx_msg) {

It would be interesting to know how origin patch was tested.
Anyway
Acked-by: Michal Simek <michal.simek@xxxxxxx>

Thanks,
Michal



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