diff --git a/fs/affs/affs.h b/fs/affs/affs.h
index 1b55428..2f8bab3 100644
--- a/fs/affs/affs.h
+++ b/fs/affs/affs.h
@@ -138,9 +138,9 @@ extern int	affs_remove_hash(struct inode *dir, struct buffer_head *rem_bh);
 extern int	affs_remove_header(struct dentry *dentry);
 extern u32	affs_checksum_block(struct super_block *sb, struct buffer_head *bh);
 extern void	affs_fix_checksum(struct super_block *sb, struct buffer_head *bh);
-extern void	secs_to_datestamp(time64_t secs, struct affs_date *ds);
-extern umode_t	prot_to_mode(u32 prot);
-extern void	mode_to_prot(struct inode *inode);
+extern void	affs_secs_to_datestamp(time64_t secs, struct affs_date *ds);
+extern umode_t	affs_prot_to_mode(u32 prot);
+extern void	affs_mode_to_prot(struct inode *inode);
 __printf(3, 4)
 extern void	affs_error(struct super_block *sb, const char *function,
 			   const char *fmt, ...);
diff --git a/fs/affs/amigaffs.c b/fs/affs/amigaffs.c
index fd7a754..b573c3b 100644
--- a/fs/affs/amigaffs.c
+++ b/fs/affs/amigaffs.c
@@ -367,7 +367,7 @@ affs_fix_checksum(struct super_block *sb, struct buffer_head *bh)
 }
 
 void
-secs_to_datestamp(time64_t secs, struct affs_date *ds)
+affs_secs_to_datestamp(time64_t secs, struct affs_date *ds)
 {
 	u32	 days;
 	u32	 minute;
@@ -386,7 +386,7 @@ secs_to_datestamp(time64_t secs, struct affs_date *ds)
 }
 
 umode_t
-prot_to_mode(u32 prot)
+affs_prot_to_mode(u32 prot)
 {
 	umode_t mode = 0;
 
@@ -413,7 +413,7 @@ prot_to_mode(u32 prot)
 }
 
 void
-mode_to_prot(struct inode *inode)
+affs_mode_to_prot(struct inode *inode)
 {
 	u32 prot = AFFS_I(inode)->i_protect;
 	umode_t mode = inode->i_mode;
diff --git a/fs/affs/inode.c b/fs/affs/inode.c
index fe4e129..a5e6097 100644
--- a/fs/affs/inode.c
+++ b/fs/affs/inode.c
@@ -69,7 +69,7 @@ struct inode *affs_iget(struct super_block *sb, unsigned long ino)
 	if (affs_test_opt(sbi->s_flags, SF_SETMODE))
 		inode->i_mode = sbi->s_mode;
 	else
-		inode->i_mode = prot_to_mode(prot);
+		inode->i_mode = affs_prot_to_mode(prot);
 
 	id = be16_to_cpu(tail->uid);
 	if (id == 0 || affs_test_opt(sbi->s_flags, SF_SETUID))
@@ -184,11 +184,12 @@ affs_write_inode(struct inode *inode, struct writeback_control *wbc)
 	}
 	tail = AFFS_TAIL(sb, bh);
 	if (tail->stype == cpu_to_be32(ST_ROOT)) {
-		secs_to_datestamp(inode->i_mtime.tv_sec,&AFFS_ROOT_TAIL(sb, bh)->root_change);
+		affs_secs_to_datestamp(inode->i_mtime.tv_sec,
+				       &AFFS_ROOT_TAIL(sb, bh)->root_change);
 	} else {
 		tail->protect = cpu_to_be32(AFFS_I(inode)->i_protect);
 		tail->size = cpu_to_be32(inode->i_size);
-		secs_to_datestamp(inode->i_mtime.tv_sec,&tail->change);
+		affs_secs_to_datestamp(inode->i_mtime.tv_sec, &tail->change);
 		if (!(inode->i_ino == AFFS_SB(sb)->s_root_block)) {
 			uid = i_uid_read(inode);
 			gid = i_gid_read(inode);
@@ -249,7 +250,7 @@ affs_notify_change(struct dentry *dentry, struct iattr *attr)
 	mark_inode_dirty(inode);
 
 	if (attr->ia_valid & ATTR_MODE)
-		mode_to_prot(inode);
+		affs_mode_to_prot(inode);
 out:
 	return error;
 }
diff --git a/fs/affs/namei.c b/fs/affs/namei.c
index 04c3156f..906ff5b 100644
--- a/fs/affs/namei.c
+++ b/fs/affs/namei.c
@@ -272,7 +272,7 @@ affs_create(struct inode *dir, struct dentry *dentry, umode_t mode, bool excl)
 		return -ENOSPC;
 
 	inode->i_mode = mode;
-	mode_to_prot(inode);
+	affs_mode_to_prot(inode);
 	mark_inode_dirty(inode);
 
 	inode->i_op = &affs_file_inode_operations;
@@ -302,7 +302,7 @@ affs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
 		return -ENOSPC;
 
 	inode->i_mode = S_IFDIR | mode;
-	mode_to_prot(inode);
+	affs_mode_to_prot(inode);
 
 	inode->i_op = &affs_dir_inode_operations;
 	inode->i_fop = &affs_dir_operations;
@@ -348,7 +348,7 @@ affs_symlink(struct inode *dir, struct dentry *dentry, const char *symname)
 	inode_nohighmem(inode);
 	inode->i_data.a_ops = &affs_symlink_aops;
 	inode->i_mode = S_IFLNK | 0777;
-	mode_to_prot(inode);
+	affs_mode_to_prot(inode);
 
 	error = -EIO;
 	bh = affs_bread(sb, inode->i_ino);
diff --git a/fs/affs/super.c b/fs/affs/super.c
index 98bd952..37532538 100644
--- a/fs/affs/super.c
+++ b/fs/affs/super.c
@@ -32,7 +32,7 @@ affs_commit_super(struct super_block *sb, int wait)
 	struct affs_root_tail *tail = AFFS_ROOT_TAIL(sb, bh);
 
 	lock_buffer(bh);
-	secs_to_datestamp(ktime_get_real_seconds(), &tail->disk_change);
+	affs_secs_to_datestamp(ktime_get_real_seconds(), &tail->disk_change);
 	affs_fix_checksum(sb, bh);
 	unlock_buffer(bh);
 
