Grygorii Strashko 80ff73f758 soc: ti: k3-ringacc: fix: warn: variable dereferenced before check 'ring'
Fix build warning in k3_ringacc_ring_cfg():

smatch warnings:
drivers/soc/ti/k3-ringacc.c:562 k3_ringacc_ring_cfg() warn: variable dereferenced before check 'ring' (see line 559)

  557  int k3_ringacc_ring_cfg(struct k3_ring *ring, struct k3_ring_cfg *cfg)
  558  {
 @559           struct k3_ringacc *ringacc = ring->parent;
                                             ^^^^^^^^^^^^
Dereference.

  560           int ret = 0;
  561
 @562           if (!ring || !cfg)
                    ^^^^

Check too late.  Delete it?

Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
2020-07-24 14:39:40 -07:00
2020-06-14 12:45:04 -07:00

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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