1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index 070e22e8ea9e..de05775bd687 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -80,7 +80,7 @@ static inline int valid_mmap_phys_addr_range(unsigned long pfn, size_t size)
 }
 #endif
 
-#ifdef CONFIG_NONPROMISC_DEVMEM
+#ifndef CONFIG_PROMISC_DEVMEM
 static inline int range_is_allowed(unsigned long pfn, unsigned long size)
 {
         u64 from = ((u64)pfn) << PAGE_SHIFT;