typo fixes

Signed-off-by: Maninder Singh <maninder1.s@samsung.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/util-linux/mkfs_reiser.c b/util-linux/mkfs_reiser.c
index 13abaa8..56c8f0a 100644
--- a/util-linux/mkfs_reiser.c
+++ b/util-linux/mkfs_reiser.c
@@ -66,7 +66,7 @@
 
 	char s_magic[10];               /* 52 "ReIsErFs" or "ReIsEr2Fs" or "ReIsEr3Fs" */
 	uint16_t sb_fs_state;           /* 62 it is set to used by fsck to mark which phase of rebuilding is done (used for fsck debugging) */
-	uint32_t sb_hash_function_code; /* 64 code of fuction which was/is/will be used to sort names in a directory. See codes in above */
+	uint32_t sb_hash_function_code; /* 64 code of function which was/is/will be used to sort names in a directory. See codes in above */
 	uint16_t sb_tree_height;        /* 68 height of filesytem tree. Tree consisting of only one root block has 2 here */
 	uint16_t sb_bmap_nr;            /* 70 amount of bitmap blocks needed to address each block of file system */
 	uint16_t sb_version;            /* 72 this field is only reliable on filesystem with non-standard journal */