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Tue, 17 Dec 2024 04:55:49 -0800 (PST) Received: from [192.168.1.140] ([85.235.12.238]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-aab963892c1sm439921366b.133.2024.12.17.04.55.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 Dec 2024 04:55:49 -0800 (PST) From: Linus Walleij Date: Tue, 17 Dec 2024 13:55:48 +0100 Subject: [PATCH] wifi: cw1200: Fix potential NULL dereference Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20241217-cw1200-fix-v1-1-911e6b5823ec@linaro.org> X-B4-Tracking: v=1; b=H4sIANN0YWcC/x2MQQqAIBAAvyJ7TnCX0Ogr0UF0rb1YKFQQ/j3pO AMzL1QuwhVm9ULhS6ocuQMOCsLu88ZaYmcgQyMSOh1uJGN0kkdH6x1RQrZTgh6chbv+Z8va2gd EkCRMXAAAAA== X-Change-ID: 20241217-cw1200-fix-d6a722f1e68f To: Kalle Valo Cc: linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org, kernel test robot , Dan Carpenter , Linus Walleij X-Mailer: b4 0.14.2 A recent refactoring was identified by static analysis to cause another potential NULL dereference, fix this! Reported-by: kernel test robot Reported-by: Dan Carpenter Closes: https://lore.kernel.org/r/202411271742.Xa7CNVh1-lkp@intel.com/ Fixes: 2719a9e7156c ("wifi: cw1200: Convert to GPIO descriptors") Signed-off-by: Linus Walleij --- drivers/net/wireless/st/cw1200/cw1200_spi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- base-commit: 40384c840ea1944d7c5a392e8975ed088ecf0b37 change-id: 20241217-cw1200-fix-d6a722f1e68f Best regards, diff --git a/drivers/net/wireless/st/cw1200/cw1200_spi.c b/drivers/net/wireless/st/cw1200/cw1200_spi.c index 862964a8cc8761bb412b15addef562d61811440b..52386dfb5f4aa9c1f3e12e2a4002241d9ece72ee 100644 --- a/drivers/net/wireless/st/cw1200/cw1200_spi.c +++ b/drivers/net/wireless/st/cw1200/cw1200_spi.c @@ -442,8 +442,8 @@ static void cw1200_spi_disconnect(struct spi_device *func) cw1200_core_release(self->core); self->core = NULL; } + cw1200_spi_off(self, dev_get_platdata(&func->dev)); } - cw1200_spi_off(self, dev_get_platdata(&func->dev)); } static int __maybe_unused cw1200_spi_suspend(struct device *dev)