diff --git a/fs/pipe.c b/fs/pipe.c
index 2d88f73f585a..a388612f0f86 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -1236,7 +1236,7 @@ const struct file_operations pipefifo_fops = {
  * Currently we rely on the pipe array holding a power-of-2 number
  * of pages. Returns 0 on error.
  */
-unsigned int round_pipe_size(unsigned long size)
+unsigned int round_pipe_size(unsigned int size)
 {
 	if (size > (1U << 31))
 		return 0;
@@ -1319,7 +1319,7 @@ int pipe_resize_ring(struct pipe_inode_info *pipe, unsigned int nr_slots)
  * Allocate a new array of pipe buffers and copy the info over. Returns the
  * pipe size if successful, or return -ERROR on error.
  */
-static long pipe_set_size(struct pipe_inode_info *pipe, unsigned long arg)
+static long pipe_set_size(struct pipe_inode_info *pipe, unsigned int arg)
 {
 	unsigned long user_bufs;
 	unsigned int nr_slots, size;
@@ -1387,7 +1387,7 @@ struct pipe_inode_info *get_pipe_info(struct file *file, bool for_splice)
 	return pipe;
 }
 
-long pipe_fcntl(struct file *file, unsigned int cmd, unsigned long arg)
+long pipe_fcntl(struct file *file, unsigned int cmd, unsigned int arg)
 {
 	struct pipe_inode_info *pipe;
 	long ret;
diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h
index 02e0086b10f6..608a9eb86bff 100644
--- a/include/linux/pipe_fs_i.h
+++ b/include/linux/pipe_fs_i.h
@@ -269,10 +269,10 @@ bool pipe_is_unprivileged_user(void);
 
 /* for F_SETPIPE_SZ and F_GETPIPE_SZ */
 int pipe_resize_ring(struct pipe_inode_info *pipe, unsigned int nr_slots);
-long pipe_fcntl(struct file *, unsigned int, unsigned long arg);
+long pipe_fcntl(struct file *, unsigned int, unsigned int arg);
 struct pipe_inode_info *get_pipe_info(struct file *file, bool for_splice);
 
 int create_pipe_files(struct file **, int);
-unsigned int round_pipe_size(unsigned long size);
+unsigned int round_pipe_size(unsigned int size);
 
 #endif