Fix the following smatch warning: drivers/media/i2c/ccs/ccs-data.c:524 ccs_data_parse_rules() warn: address of NULL pointer 'rules' The CCS static data rule parser does not check an if rule has been obtained before checking for other rule types (which depend on the if rule). In practice this means parsing invalid CCS static data could lead to dereferencing a NULL pointer. Reported-by: Hans Verkuil <hverkuil@xs4all.nl> Fixes: a6b396f410b1 ("media: ccs: Add CCS static data parser library") Cc: stable@vger.kernel.org # for 5.11 and up Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@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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