diff --git a/fs/fat/misc.c b/fs/fat/misc.c
index 628e22a5a5433dae9287bdb94b10c19c6af8a538..d8da2d2e30aedfdd56a2ffc3ac9f80d2325f4ae7 100644
--- a/fs/fat/misc.c
+++ b/fs/fat/misc.c
@@ -164,8 +164,6 @@ int fat_chain_add(struct inode *inode, int new_dclus, int nr_cluster)
 	return 0;
 }
 
-extern struct timezone sys_tz;
-
 /*
  * The epoch of FAT timestamp is 1980.
  *     :  bits :     value