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Fri, 02 Oct 2026 07:42:09 -0700 (PDT) Date: Fri, 2 Oct 2026 17:42:04 +0300 From: Dan Carpenter To: Long Zhao Cc: Linus Walleij , linux-gpio@vger.kernel.org, kernel-janitors@vger.kernel.org Subject: [PATCH next] pinctrl: ambarella: fix NULL vs IS_ERR() bug in amb_pinctrl_register() Message-ID: Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Mailer: git-send-email haha only kidding The devm_kasprintf_strarray() function never returns NULL, it returns error pointers on error or a valid pointer on success. Fix the error checking to match. Fixes: b40e9d140c24 ("pinctrl: ambarella: add CV75 pin controller") Signed-off-by: Dan Carpenter --- drivers/pinctrl/pinctrl-ambarella.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/pinctrl/pinctrl-ambarella.c b/drivers/pinctrl/pinctrl-ambarella.c index 83afef6a123f..5ed1010c5ce5 100644 --- a/drivers/pinctrl/pinctrl-ambarella.c +++ b/drivers/pinctrl/pinctrl-ambarella.c @@ -426,8 +426,8 @@ static int amb_pinctrl_register(struct amb_pinctrl *ipc) return -ENOMEM; names = devm_kasprintf_strarray(ipc->dev, "io", ipc->data->npins); - if (!names) - return -ENOMEM; + if (IS_ERR(names)) + return PTR_ERR(names); for (unsigned int pin = 0; pin < ipc->data->npins; pin++) { pindesc[pin].number = pin; -- 2.53.0