diff --git a/ChangeLog b/ChangeLog
index c6edd3ac3..5bbb1c12f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2010-05-31  Vladimir Serbinenko  <phcoder@gmail.com>
+
+	* commands/setpci.c (grub_setpci_iter): Fix an incorrect function check.
+	Reported by: Seth Goldberg.
+
 2010-05-31  Vladimir Serbinenko  <phcoder@gmail.com>
 
 	* loader/multiboot_elfxx.c (grub_multiboot_load_elfXX) [__mips]: Check
diff --git a/commands/setpci.c b/commands/setpci.c
index fbc7c214e..aa09f5bbb 100644
--- a/commands/setpci.c
+++ b/commands/setpci.c
@@ -96,7 +96,7 @@ grub_setpci_iter (grub_pci_device_t dev, grub_pci_id_t pciid)
   if (check_device && grub_pci_get_device (dev) != device)
     return 0;
 
-  if (check_function && grub_pci_get_function (dev) != device)
+  if (check_function && grub_pci_get_function (dev) != function)
     return 0;
 
   addr = grub_pci_make_address (dev, regaddr);