1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/hwmon/lm78.c b/drivers/hwmon/lm78.c
index 565c4e679b8d..6eea3476b90c 100644
--- a/drivers/hwmon/lm78.c
+++ b/drivers/hwmon/lm78.c
@@ -882,7 +882,7 @@ static int __init lm78_isa_device_add(unsigned short address)
 {
         struct resource res = {
                 .start  = address,
-                .end    = address + LM78_EXTENT,
+                .end    = address + LM78_EXTENT - 1,
                 .name   = "lm78",
                 .flags  = IORESOURCE_IO,
         };