staging: exfat: Clean up return codes - FFS_FILEEXIST

Convert FFS_FILEEXIST to -EEXIST
Signed-off-by: Valdis Kletnieks <Valdis.Kletnieks@vt.edu>
Link: https://lore.kernel.org/r/20191024155327.1095907-7-Valdis.Kletnieks@vt.eduSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/exfat/exfat.h

@@ -216,7 +216,6 @@ static inline u16 get_row_index(u16 i)
 #define FFS_SEMAPHOREERR        6
 #define FFS_INVALIDPATH         7
 #define FFS_INVALIDFID          8
-#define FFS_FILEEXIST           10
 #define FFS_NOTOPENED           12
 #define FFS_MAXOPENED           13
 #define FFS_EOF                 15

drivers/staging/exfat/exfat_core.c

@@ -2828,7 +2828,7 @@ s32 fat_generate_dos_name(struct super_block *sb, struct chain_t *p_dir,
 	}
 
 	if ((count == 0) || (count >= 1024))
-		return FFS_FILEEXIST;
+		return -EEXIST;
 	fat_attach_count_to_dos_name(p_dosname->name, count);
 
 	/* Now dos_name has DOS~????.EXT */

drivers/staging/exfat/exfat_super.c

@@ -1294,7 +1294,7 @@ static int ffsMoveFile(struct inode *old_parent_inode, struct file_id_t *fid,
 			new_clu.flags = new_fid->flags;
 
 			if (!is_dir_empty(sb, &new_clu)) {
-				ret = FFS_FILEEXIST;
+				ret = -EEXIST;
 				goto out;
 			}
 		}
@@ -2162,7 +2162,7 @@ static int ffsRemoveDir(struct inode *inode, struct file_id_t *fid)
 	clu_to_free.flags = fid->flags;
 
 	if (!is_dir_empty(sb, &clu_to_free)) {
-		ret = FFS_FILEEXIST;
+		ret = -EEXIST;
 		goto out;
 	}
 
@@ -2364,7 +2364,7 @@ static int exfat_create(struct inode *dir, struct dentry *dentry, umode_t mode,
 	if (err) {
 		if (err == FFS_INVALIDPATH)
 			err = -EINVAL;
-		else if (err == FFS_FILEEXIST)
+		else if (err == -EEXIST)
 			err = -EEXIST;
 		else if (err == -ENOSPC)
 			err = -ENOSPC;
@@ -2575,7 +2575,7 @@ static int exfat_symlink(struct inode *dir, struct dentry *dentry,
 	if (err) {
 		if (err == FFS_INVALIDPATH)
 			err = -EINVAL;
-		else if (err == FFS_FILEEXIST)
+		else if (err == -EEXIST)
 			err = -EEXIST;
 		else if (err == -ENOSPC)
 			err = -ENOSPC;
@@ -2645,7 +2645,7 @@ static int exfat_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
 	if (err) {
 		if (err == FFS_INVALIDPATH)
 			err = -EINVAL;
-		else if (err == FFS_FILEEXIST)
+		else if (err == -EEXIST)
 			err = -EEXIST;
 		else if (err == -ENOSPC)
 			err = -ENOSPC;
@@ -2699,7 +2699,7 @@ static int exfat_rmdir(struct inode *dir, struct dentry *dentry)
 	if (err) {
 		if (err == FFS_INVALIDPATH)
 			err = -EINVAL;
-		else if (err == FFS_FILEEXIST)
+		else if (err == -EEXIST)
 			err = -ENOTEMPTY;
 		else if (err == -ENOENT)
 			err = -ENOENT;
@@ -2756,7 +2756,7 @@ static int exfat_rename(struct inode *old_dir, struct dentry *old_dentry,
 			err = -EPERM;
 		else if (err == FFS_INVALIDPATH)
 			err = -EINVAL;
-		else if (err == FFS_FILEEXIST)
+		else if (err == -EEXIST)
 			err = -EEXIST;
 		else if (err == -ENOENT)
 			err = -ENOENT;