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author | Dan Carpenter <dan.carpenter@oracle.com> | 2019-10-18 15:35:34 +0300 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-10-29 09:22:19 +0100 |
commit | 202118f99951dcb091bf1f9b2a612b94f069de56 (patch) | |
tree | 4910f292d61d034f05ddd6f6f502f647d1d5871d /drivers/acpi | |
parent | f1053652fbfe761697f6e20ade6b44255cfbcce7 (diff) | |
download | linux-stable-202118f99951dcb091bf1f9b2a612b94f069de56.tar.gz linux-stable-202118f99951dcb091bf1f9b2a612b94f069de56.tar.bz2 linux-stable-202118f99951dcb091bf1f9b2a612b94f069de56.zip |
ACPI: NFIT: Fix unlock on error in scrub_show()
commit edffc70f505abdab885f4b4212438b4298dec78f upstream.
We change the locking in this function and forgot to update this error
path so we are accidentally still holding the "dev->lockdep_mutex".
Fixes: 87a30e1f05d7 ("driver-core, libnvdimm: Let device subsystems add local lockdep coverage")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Acked-by: Dan Williams <dan.j.williams@intel.com>
Cc: 5.3+ <stable@vger.kernel.org> # 5.3+
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/acpi')
-rw-r--r-- | drivers/acpi/nfit/core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c index 1413324982f0..14e68f202f81 100644 --- a/drivers/acpi/nfit/core.c +++ b/drivers/acpi/nfit/core.c @@ -1322,7 +1322,7 @@ static ssize_t scrub_show(struct device *dev, nfit_device_lock(dev); nd_desc = dev_get_drvdata(dev); if (!nd_desc) { - device_unlock(dev); + nfit_device_unlock(dev); return rc; } acpi_desc = to_acpi_desc(nd_desc); |