staging: exfat: Clean up return codes - FFS_FULL

Start cleaning up the odd scheme of return codes, starting with FFS_FULL
Signed-off-by: Valdis Kletnieks <Valdis.Kletnieks@vt.edu>
Link: https://lore.kernel.org/r/20191024155327.1095907-2-Valdis.Kletnieks@vt.eduSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/exfat/exfat.h

@@ -221,7 +221,6 @@ static inline u16 get_row_index(u16 i)
 #define FFS_PERMISSIONERR       11
 #define FFS_NOTOPENED           12
 #define FFS_MAXOPENED           13
-#define FFS_FULL                14
 #define FFS_EOF                 15
 #define FFS_DIRBUSY             16
 #define FFS_MEMORYERR           17

drivers/staging/exfat/exfat_core.c

@@ -3216,7 +3216,7 @@ s32 create_dir(struct inode *inode, struct chain_t *p_dir,
 	/* find_empty_entry must be called before alloc_cluster */
 	dentry = find_empty_entry(inode, p_dir, num_entries);
 	if (dentry < 0)
-		return FFS_FULL;
+		return -ENOSPC;
 
 	clu.dir = CLUSTER_32(~0);
 	clu.size = 0;
@@ -3227,7 +3227,7 @@ s32 create_dir(struct inode *inode, struct chain_t *p_dir,
 	if (ret < 0)
 		return FFS_MEDIAERR;
 	else if (ret == 0)
-		return FFS_FULL;
+		return -ENOSPC;
 
 	ret = clear_cluster(sb, clu.dir);
 	if (ret != FFS_SUCCESS)
@@ -3319,7 +3319,7 @@ s32 create_file(struct inode *inode, struct chain_t *p_dir,
 	/* find_empty_entry must be called before alloc_cluster() */
 	dentry = find_empty_entry(inode, p_dir, num_entries);
 	if (dentry < 0)
-		return FFS_FULL;
+		return -ENOSPC;
 
 	/* (1) update the directory entry */
 	/* fill the dos name directory entry information of the created file.
@@ -3418,7 +3418,7 @@ s32 rename_file(struct inode *inode, struct chain_t *p_dir, s32 oldentry,
 		newentry = find_empty_entry(inode, p_dir, num_new_entries);
 		if (newentry < 0) {
 			buf_unlock(sb, sector_old);
-			return FFS_FULL;
+			return -ENOSPC;
 		}
 
 		epnew = get_entry_in_dir(sb, p_dir, newentry, &sector_new);
@@ -3529,7 +3529,7 @@ s32 move_file(struct inode *inode, struct chain_t *p_olddir, s32 oldentry,
 	newentry = find_empty_entry(inode, p_newdir, num_new_entries);
 	if (newentry < 0) {
 		buf_unlock(sb, sector_mov);
-		return FFS_FULL;
+		return -ENOSPC;
 	}
 
 	epnew = get_entry_in_dir(sb, p_newdir, newentry, &sector_new);

drivers/staging/exfat/exfat_super.c

@@ -1051,7 +1051,7 @@ static int ffsWriteFile(struct inode *inode, struct file_id_t *fid,
 		*wcount = write_bytes;
 
 	if (num_alloced == 0)
-		ret = FFS_FULL;
+		ret = -ENOSPC;
 
 	else if (p_fs->dev_ejected)
 		ret = FFS_MEDIAERR;
@@ -1807,7 +1807,7 @@ static int ffsMapCluster(struct inode *inode, s32 clu_offset, u32 *clu)
 			ret = FFS_MEDIAERR;
 			goto out;
 		} else if (num_alloced == 0) {
-			ret = FFS_FULL;
+			ret = -ENOSPC;
 			goto out;
 		}
 
@@ -2366,7 +2366,7 @@ static int exfat_create(struct inode *dir, struct dentry *dentry, umode_t mode,
 			err = -EINVAL;
 		else if (err == FFS_FILEEXIST)
 			err = -EEXIST;
-		else if (err == FFS_FULL)
+		else if (err == -ENOSPC)
 			err = -ENOSPC;
 		else if (err == FFS_NAMETOOLONG)
 			err = -ENAMETOOLONG;
@@ -2577,7 +2577,7 @@ static int exfat_symlink(struct inode *dir, struct dentry *dentry,
 			err = -EINVAL;
 		else if (err == FFS_FILEEXIST)
 			err = -EEXIST;
-		else if (err == FFS_FULL)
+		else if (err == -ENOSPC)
 			err = -ENOSPC;
 		else
 			err = -EIO;
@@ -2589,7 +2589,7 @@ static int exfat_symlink(struct inode *dir, struct dentry *dentry,
 	if (err) {
 		ffsRemoveFile(dir, &fid);
 
-		if (err == FFS_FULL)
+		if (err == -ENOSPC)
 			err = -ENOSPC;
 		else
 			err = -EIO;
@@ -2647,7 +2647,7 @@ static int exfat_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
 			err = -EINVAL;
 		else if (err == FFS_FILEEXIST)
 			err = -EEXIST;
-		else if (err == FFS_FULL)
+		else if (err == -ENOSPC)
 			err = -ENOSPC;
 		else if (err == FFS_NAMETOOLONG)
 			err = -ENAMETOOLONG;
@@ -2760,7 +2760,7 @@ static int exfat_rename(struct inode *old_dir, struct dentry *old_dentry,
 			err = -EEXIST;
 		else if (err == FFS_NOTFOUND)
 			err = -ENOENT;
-		else if (err == FFS_FULL)
+		else if (err == -ENOSPC)
 			err = -ENOSPC;
 		else
 			err = -EIO;
@@ -3115,7 +3115,7 @@ static int exfat_bmap(struct inode *inode, sector_t sector, sector_t *phys,
 	err = ffsMapCluster(inode, clu_offset, &cluster);
 
 	if (err) {
-		if (err == FFS_FULL)
+		if (err == -ENOSPC)
 			return -ENOSPC;
 		else
 			return -EIO;