[ Upstream commit ab5b769a23af12a675b9f3d7dd529250c527f5ac ] gasket_interrupt_set_eventfd() misses to call eventfd_ctx_put() in an error path. We check interrupt is valid before calling eventfd_ctx_fdget() to fix it. There is the same issue in gasket_interrupt_clear_eventfd(), Add the missed function call to fix it. Fixes: 9a69f5087ccc ("drivers/staging: Gasket driver framework + Apex driver") Signed-off-by: Jing Xiangfeng <jingxiangfeng@huawei.com> Link: https://lore.kernel.org/r/20201112064924.99680-1-jingxiangfeng@huawei.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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