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([171.76.83.141]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-842e35d4becsm10304580a12.79.2024.12.26.11.49.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 26 Dec 2024 11:49:29 -0800 (PST) From: Nihar Chaithanya To: dpenkler@gmail.com, gregkh@linuxfoundation.org Cc: dan.carpenter@linaro.org, skhan@linuxfoundation.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, Nihar Chaithanya Subject: [PATCH v4 08/15] staging: gpib: gpio: Return error value from gpib_register_driver() Date: Fri, 27 Dec 2024 01:06:32 +0530 Message-Id: <20241226193637.241049-9-niharchaithanya@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241226193637.241049-1-niharchaithanya@gmail.com> References: <20241226193637.241049-1-niharchaithanya@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The function gpib_register_driver() can fail and does not return an error value if it fails. Return the error value if gpib_register_driver() fails. Signed-off-by: Nihar Chaithanya --- drivers/staging/gpib/gpio/gpib_bitbang.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/staging/gpib/gpio/gpib_bitbang.c b/drivers/staging/gpi= b/gpio/gpib_bitbang.c index a2d562cbd65b..c88d85b7dc71 100644 --- a/drivers/staging/gpib/gpio/gpib_bitbang.c +++ b/drivers/staging/gpib/gpio/gpib_bitbang.c @@ -1341,7 +1341,10 @@ return_to_local : bb_return_to_local, =20 static int __init bb_init_module(void) { - gpib_register_driver(&bb_interface, THIS_MODULE); + int result =3D gpib_register_driver(&bb_interface, THIS_MODULE); + + if (result) + return result; =20 dbg_printk(0, "module loaded with pin map \"%s\"%s\n", pin_map, (sn7516x_used) ? " and SN7516x driver support" : ""); --=20 2.34.1