diff options
| author |  Marek Vasut <marex@denx.de>
| 2022-05-09 02:30:35 +0200 |
|---|---|---|
| committer |  Mark Brown <broonie@kernel.org>
| 2022-05-09 12:48:45 +0100 |
| commit | 5c422f0b970d287efa864b8390a02face404db5d (patch) | |
| tree | b2b50d91cd1b87f41628eadf461dd8d3efef31a7 /drivers/base | |
| parent | regmap: Custom bulk operations for regmaps (diff) | |
| download | linux-5c422f0b970d287efa864b8390a02face404db5d.tar.gz linux-5c422f0b970d287efa864b8390a02face404db5d.tar.bz2 linux-5c422f0b970d287efa864b8390a02face404db5d.zip | |
regmap: Add missing map->bus check
The map->bus can be NULL here, add the missing NULL pointer check.
Fixes: d77e745613680 ("regmap: Add bulk read/write callbacks into regmap_config")
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Dan Carpenter <dan.carpenter@oracle.com>
Cc: Mark Brown <broonie@kernel.org>
To: linux-kernel@vger.kernel.org
Link: https://lore.kernel.org/r/20220509003035.225272-1-marex@denx.de
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/regmap/regmap.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 879a87a6461b..2221d9863831 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -1839,7 +1839,7 @@ static int _regmap_raw_write_impl(struct regmap *map, unsigned int reg, map->format.reg_bytes + map->format.pad_bytes + val_len); - else if (map->bus->gather_write) + else if (map->bus && map->bus->gather_write) ret = map->bus->gather_write(map->bus_context, map->work_buf, map->format.reg_bytes + map->format.pad_bytes, |