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| author | Lin Yi <teroincn@163.com> | 2019-03-20 19:04:56 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-04-03 06:23:27 +0200 |
| commit | 6ef819f7158ae71edd690e8c4c1ddc0ed52c809f (patch) | |
| tree | 725e3e931891fac88794d65db8e61a798e590a4a /.gitignore | |
| parent | ef0d78184aff9a8f8bdad79ddb84d8838e0fea40 (diff) | |
USB: serial: mos7720: fix mos_parport refcount imbalance on error path
commit 2908b076f5198d231de62713cb2b633a3a4b95ac upstream.
The write_parport_reg_nonblock() helper takes a reference to the struct
mos_parport, but failed to release it in a couple of error paths after
allocation failures, leading to a memory leak.
Johan said that move the kref_get() and mos_parport assignment to the
end of urbtrack initialisation is a better way, so move it. and
mos_parport do not used until urbtrack initialisation.
Signed-off-by: Lin Yi <teroincn@163.com>
Fixes: b69578df7e98 ("USB: usbserial: mos7720: add support for parallel port on moschip 7715")
Cc: stable <stable@vger.kernel.org> # 2.6.35
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to '.gitignore')
0 files changed, 0 insertions, 0 deletions