Re: [PATCH] soc/fsl/qe: Fix an error code in qe_pin_request()

From
Li Yang <hidden>
Date
2019-04-02 23:03:54
Also in
kernel-janitors
Reply to
Dan Carpenter, 2019-03-28
On Thu, Mar 28, 2019 at 9:21 AM Dan Carpenter [off-list ref] wrote:
We forgot to set "err" on this error path.

Fixes: 1a2d397a6eb5 ("gpio/powerpc: Eliminate duplication of of_get_named_gpio_flags()")
Signed-off-by: Dan Carpenter <redacted>
Applied to fix branch.  Thanks.

Regards,
Leo
quoted hunk ↗ jump to hunk
---
 drivers/soc/fsl/qe/gpio.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/soc/fsl/qe/gpio.c b/drivers/soc/fsl/qe/gpio.c
index 819bed0f5667..51b3a47b5a55 100644
--- a/drivers/soc/fsl/qe/gpio.c
+++ b/drivers/soc/fsl/qe/gpio.c
@@ -179,8 +179,10 @@ struct qe_pin *qe_pin_request(struct device_node *np, int index)
        if (err < 0)
                goto err0;
        gc = gpio_to_chip(err);
-       if (WARN_ON(!gc))
+       if (WARN_ON(!gc)) {
+               err = -ENODEV;
                goto err0;
+       }

        if (!of_device_is_compatible(gc->of_node, "fsl,mpc8323-qe-pario-bank")) {
                pr_debug("%s: tried to get a non-qe pin\n", __func__);
--
2.17.1
Thread (2 messages) 2 messages, 2 authors, last reply 2019-04-02
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