1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/mfd/sta2x11-mfd.c b/drivers/mfd/sta2x11-mfd.c
index 53ab686c984f..0d42e40adb98 100644
--- a/drivers/mfd/sta2x11-mfd.c
+++ b/drivers/mfd/sta2x11-mfd.c
@@ -339,7 +339,7 @@ static int sta2x11_mfd_platform_probe(struct platform_device *dev,
         regmap_config->cache_type = REGCACHE_NONE;
         mfd->regmap[index] = devm_regmap_init_mmio(&dev->dev, mfd->regs[index],
                                                    regmap_config);
-        WARN_ON(!mfd->regmap[index]);
+        WARN_ON(IS_ERR(mfd->regmap[index]));
 
         return 0;
 }