lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:   Thu, 3 Nov 2022 10:08:45 +0200
From:   Ramona Bolboaca <ramona.bolboaca@...log.com>
To:     <jic23@...nel.org>, <linux-iio@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     Ramona Bolboaca <ramona.bolboaca@...log.com>
Subject: [PATCH v2 6/8] staging: iio: accel: adis16203: Fix deadlock in probe

Use '__adis_initial_startup()' instead of 'adis_initial_startup()' to
avoid deadlock.
When using 'adis_initial_startup()' 'mutex_lock()' is called twice,
without releasing it (once inside 'adis_initial_startup()' and
once inside 'adis_enable_irq()').

Fixes: b600bd7eb3335 ("iio: adis: do not disabe IRQs in 'adis_init()'")
Signed-off-by: Ramona Bolboaca <ramona.bolboaca@...log.com>
---
changes in v2:
 - changed commit in 'Fixes' tag to the correct commit
 - added commas and brackets for functions in commit message
 drivers/staging/iio/accel/adis16203.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/iio/accel/adis16203.c b/drivers/staging/iio/accel/adis16203.c
index 62d5397ff1f9..c0e4c9266b5f 100644
--- a/drivers/staging/iio/accel/adis16203.c
+++ b/drivers/staging/iio/accel/adis16203.c
@@ -285,7 +285,7 @@ static int adis16203_probe(struct spi_device *spi)
 		return ret;
 
 	/* Get the device into a sane initial state */
-	ret = adis_initial_startup(st);
+	ret = __adis_initial_startup(st);
 	if (ret)
 		return ret;
 
-- 
2.25.1

Powered by blists - more mailing lists