* [PATCH] cxl/hdm: unlock on error in cxl_decoder_commit()
@ 2022-08-16 14:55 Dan Carpenter
2022-08-16 20:56 ` Dan Williams
0 siblings, 1 reply; 2+ messages in thread
From: Dan Carpenter @ 2022-08-16 14:55 UTC (permalink / raw)
To: Alison Schofield, Dan Williams
Cc: Vishal Verma, Ira Weiny, Ben Widawsky, Jonathan Cameron,
Adam Manzanares, linux-cxl, kernel-janitors
Unlock on this error path before returning.
Fixes: 176baefb2eb5 ("cxl/hdm: Commit decoder state to hardware")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
drivers/cxl/core/hdm.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/cxl/core/hdm.c b/drivers/cxl/core/hdm.c
index d1d2caea5c62..873c07386064 100644
--- a/drivers/cxl/core/hdm.c
+++ b/drivers/cxl/core/hdm.c
@@ -605,6 +605,7 @@ static int cxl_decoder_commit(struct cxl_decoder *cxld)
rc = cxlsd_set_targets(cxlsd, &targets);
if (rc) {
+ up_read(&cxl_dpa_rwsem);
dev_dbg(&port->dev, "%s: target configuration error\n",
dev_name(&cxld->dev));
goto err;
--
2.35.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* RE: [PATCH] cxl/hdm: unlock on error in cxl_decoder_commit()
2022-08-16 14:55 [PATCH] cxl/hdm: unlock on error in cxl_decoder_commit() Dan Carpenter
@ 2022-08-16 20:56 ` Dan Williams
0 siblings, 0 replies; 2+ messages in thread
From: Dan Williams @ 2022-08-16 20:56 UTC (permalink / raw)
To: Dan Carpenter, Alison Schofield, Dan Williams
Cc: Vishal Verma, Ira Weiny, Ben Widawsky, Jonathan Cameron,
Adam Manzanares, linux-cxl, kernel-janitors
Dan Carpenter wrote:
> Unlock on this error path before returning.
>
> Fixes: 176baefb2eb5 ("cxl/hdm: Commit decoder state to hardware")
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> ---
> drivers/cxl/core/hdm.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/cxl/core/hdm.c b/drivers/cxl/core/hdm.c
> index d1d2caea5c62..873c07386064 100644
> --- a/drivers/cxl/core/hdm.c
> +++ b/drivers/cxl/core/hdm.c
> @@ -605,6 +605,7 @@ static int cxl_decoder_commit(struct cxl_decoder *cxld)
>
> rc = cxlsd_set_targets(cxlsd, &targets);
> if (rc) {
> + up_read(&cxl_dpa_rwsem);
> dev_dbg(&port->dev, "%s: target configuration error\n",
> dev_name(&cxld->dev));
> goto err;
> --
> 2.35.1
>
Yup, looks good, thanks!
^ permalink raw reply [flat|nested] 2+ messages in thread
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