diff --git a/fs/partitions/sgi.h b/fs/partitions/sgi.h
index 5d5595c..b9553eb 100644
--- a/fs/partitions/sgi.h
+++ b/fs/partitions/sgi.h
@@ -2,7 +2,7 @@
  *  fs/partitions/sgi.h
  */
 
-extern int sgi_partition(struct parsed_partitions *state, struct block_device *bdev);
+extern int sgi_partition(struct parsed_partitions *state);
 
 #define SGI_LABEL_MAGIC 0x0be5a941