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From: Arnd Bergmann <arnd@kernel.org>
To: Jonathan Cameron <jic23@kernel.org>, Nuno Sa <nuno.sa@analog.com>,
Lars-Peter Clausen <lars@metafoo.de>
Cc: Arnd Bergmann <arnd@arndb.de>,
Andrea Merello <andrea.merello@iit.it>,
linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] iio: adis16480: select CONFIG_CRC32
Date: Tue, 31 Jan 2023 10:46:11 +0100
Message-Id: <20230131094616.130238-1-arnd@kernel.org>
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iio: adis16480: select CONFIG_CRC32
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Commit Message
Arnd Bergmann
Jan. 31, 2023, 9:46 a.m. UTC
From: Arnd Bergmann <arnd@arndb.de> In rare randconfig builds, the missing CRC32 helper causes a link error: ld.lld: error: undefined symbol: crc32_le >>> referenced by usercopy_64.c >>> vmlinux.o:(adis16480_trigger_handler) Fixes: 941f130881fa ("iio: adis16480: support burst read function") Signed-off-by: Arnd Bergmann <arnd@arndb.de> --- drivers/iio/imu/Kconfig | 1 + 1 file changed, 1 insertion(+)
Comments
On Tue, 2023-01-31 at 10:46 +0100, Arnd Bergmann wrote: > From: Arnd Bergmann <arnd@arndb.de> > > In rare randconfig builds, the missing CRC32 helper causes > a link error: > > ld.lld: error: undefined symbol: crc32_le > > > > referenced by usercopy_64.c > > > > vmlinux.o:(adis16480_trigger_handler) > > Fixes: 941f130881fa ("iio: adis16480: support burst read function") > Signed-off-by: Arnd Bergmann <arnd@arndb.de> > --- Reviewed-by: Nuno Sá <nuno.sa@analog.com>
On Tue, 31 Jan 2023 11:23:10 +0100 Nuno Sá <noname.nuno@gmail.com> wrote: > On Tue, 2023-01-31 at 10:46 +0100, Arnd Bergmann wrote: > > From: Arnd Bergmann <arnd@arndb.de> > > > > In rare randconfig builds, the missing CRC32 helper causes > > a link error: > > > > ld.lld: error: undefined symbol: crc32_le > > > > > referenced by usercopy_64.c > > > > > vmlinux.o:(adis16480_trigger_handler) > > > > Fixes: 941f130881fa ("iio: adis16480: support burst read function") > > Signed-off-by: Arnd Bergmann <arnd@arndb.de> > > --- > > Reviewed-by: Nuno Sá <nuno.sa@analog.com> > > Applied to the fixes-togreg branch of iio.git and marked for stable. Thanks, Jonathan
diff --git a/drivers/iio/imu/Kconfig b/drivers/iio/imu/Kconfig index f1d7d4b5e222..c2f97629e9cd 100644 --- a/drivers/iio/imu/Kconfig +++ b/drivers/iio/imu/Kconfig @@ -47,6 +47,7 @@ config ADIS16480 depends on SPI select IIO_ADIS_LIB select IIO_ADIS_LIB_BUFFER if IIO_BUFFER + select CRC32 help Say yes here to build support for Analog Devices ADIS16375, ADIS16480, ADIS16485, ADIS16488 inertial sensors.