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staging: fieldbus: Fix the error handling path in anybuss_host_common_probe()
[ Upstream commit7079b3483a
] If device_register() fails, device_unregister() should not be called because it will free some resources that are not allocated. put_device() should be used instead. Fixes:308ee87a2f
("staging: fieldbus: anybus-s: support HMS Anybus-S bus") Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Link: https://lore.kernel.org/r/5401a519608d6e1a4e7435c20f4f20b0c5c36c23.1650610082.git.christophe.jaillet@wanadoo.fr Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -1384,7 +1384,7 @@ anybuss_host_common_probe(struct device *dev,
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goto err_device;
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return cd;
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err_device:
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device_unregister(&cd->client->dev);
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put_device(&cd->client->dev);
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err_kthread:
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kthread_stop(cd->qthread);
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err_reset:
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