udf: Drop unused arguments of udf_delete_aext()

udf_delete_aext() uses its last two arguments only as local variables.
Drop them.
Signed-off-by: Jan Kara <jack@suse.cz>

fs/udf/balloc.c

@@ -533,8 +533,7 @@ static int udf_table_prealloc_blocks(struct super_block *sb,
 			udf_write_aext(table, &epos, &eloc,
 					(etype << 30) | elen, 1);
 		} else
-			udf_delete_aext(table, epos, eloc,
-					(etype << 30) | elen);
+			udf_delete_aext(table, epos);
 	} else {
 		alloc_count = 0;
 	}
@@ -630,7 +629,7 @@ static udf_pblk_t udf_table_new_block(struct super_block *sb,
 	if (goal_elen)
 		udf_write_aext(table, &goal_epos, &goal_eloc, goal_elen, 1);
 	else
-		udf_delete_aext(table, goal_epos, goal_eloc, goal_elen);
+		udf_delete_aext(table, goal_epos);
 	brelse(goal_epos.bh);
 
 	udf_add_free_space(sb, partition, -1);

fs/udf/inode.c

@@ -1147,8 +1147,7 @@ static void udf_update_extents(struct inode *inode, struct kernel_long_ad *laarr
 
 	if (startnum > endnum) {
 		for (i = 0; i < (startnum - endnum); i++)
-			udf_delete_aext(inode, *epos, laarr[i].extLocation,
-					laarr[i].extLength);
+			udf_delete_aext(inode, *epos);
 	} else if (startnum < endnum) {
 		for (i = 0; i < (endnum - startnum); i++) {
 			udf_insert_aext(inode, *epos, laarr[i].extLocation,
@@ -2176,14 +2175,15 @@ static int8_t udf_insert_aext(struct inode *inode, struct extent_position epos,
 	return (nelen >> 30);
 }
 
-int8_t udf_delete_aext(struct inode *inode, struct extent_position epos,
-		       struct kernel_lb_addr eloc, uint32_t elen)
+int8_t udf_delete_aext(struct inode *inode, struct extent_position epos)
 {
 	struct extent_position oepos;
 	int adsize;
 	int8_t etype;
 	struct allocExtDesc *aed;
 	struct udf_inode_info *iinfo;
+	struct kernel_lb_addr eloc;
+	uint32_t elen;
 
 	if (epos.bh) {
 		get_bh(epos.bh);

fs/udf/udfdecl.h

@@ -173,8 +173,7 @@ extern int udf_add_aext(struct inode *, struct extent_position *,
 			struct kernel_lb_addr *, uint32_t, int);
 extern void udf_write_aext(struct inode *, struct extent_position *,
 			   struct kernel_lb_addr *, uint32_t, int);
-extern int8_t udf_delete_aext(struct inode *, struct extent_position,
-			      struct kernel_lb_addr, uint32_t);
+extern int8_t udf_delete_aext(struct inode *, struct extent_position);
 extern int8_t udf_next_aext(struct inode *, struct extent_position *,
 			    struct kernel_lb_addr *, uint32_t *, int);
 extern int8_t udf_current_aext(struct inode *, struct extent_position *,