Messages in this thread Patch in this message | | | Date | Fri, 29 Nov 2013 21:28:48 +0100 | From | Levente Kurusa <> | Subject | [PATCH] x86: mcheck: call put_device on device_register failure |
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This patch adds a call to put_device() when the device_register() call has failed. This is required so that the last reference to the device is given up.
Signed-off-by: Levente Kurusa <levex@linux.com> --- arch/x86/kernel/cpu/mcheck/mce.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c index b3218cd..a389c1d 100644 --- a/arch/x86/kernel/cpu/mcheck/mce.c +++ b/arch/x86/kernel/cpu/mcheck/mce.c @@ -2272,8 +2272,10 @@ static int mce_device_create(unsigned int cpu) dev->release = &mce_device_release;
err = device_register(dev); - if (err) + if (err) { + put_device(dev); return err; + }
for (i = 0; mce_device_attrs[i]; i++) { err = device_create_file(dev, mce_device_attrs[i]); -- 1.8.1.2
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