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Dmitry V. Levin authored
commit 5f8d498d upstream. Explicitly check show_devname method return code and bail out in case of an error. This fixes regression introduced by commit 9d4d6574. Signed-off-by: Dmitry V. Levin <ldv@altlinux.org> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Kamal Mostafa <kamal@canonical.com>
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