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authorShubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>2022-04-20 13:29:21 +0530
committerWolfram Sang <wsa@kernel.org>2022-05-14 16:02:21 +0200
commit8fa9c93880530a91c6ea83b49bd37c268e9bf47e (patch)
tree5327329eb31e382f628e72426e88e65f8b03719b
parent96789dce043f5bff8b7d62aa28d52a7c59403a84 (diff)
downloadlinux-8fa9c93880530a91c6ea83b49bd37c268e9bf47e.tar.bz2
i2c: xiic: return value of xiic_reinit
Check the return value of xiic_reinit. Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com> Acked-by: Michal Simek <michal.simek@xilinx.com> Signed-off-by: Wolfram Sang <wsa@kernel.org>
-rw-r--r--drivers/i2c/busses/i2c-xiic.c5
1 files changed, 4 insertions, 1 deletions
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;