regmap: cache: Use correct type of the rb_for_each() parameter
authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Thu, 6 Jun 2024 16:46:23 +0000 (19:46 +0300)
committerMark Brown <broonie@kernel.org>
Fri, 7 Jun 2024 13:28:21 +0000 (14:28 +0100)
commit354662dc66f264b26c3e094162e0fad8715d009f
tree793f76edfa85ecba6b1bd29f21de4d65bbd3e170
parentf6841d41a8a36a4c5cbfee39280845f83fed6a87
regmap: cache: Use correct type of the rb_for_each() parameter

Compiler is not happy:

  regcache.c:410:9: warning: Using plain integer as NULL pointer

Replace integer 0 by NULL.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20240606164717.3031107-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/base/regmap/regcache.c