[PATCH] ubifs: Fix error codes in ubifs_iget()

From: Richard Weinberger
Date: Sat Jan 02 2016 - 17:11:18 EST


We cannot use positive error codes in ERR_PTR().
IS_ERR() won't catch them.

Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Richard Weinberger <richard@xxxxxx>
---
fs/ubifs/super.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c
index 1fd90c0..c7d8230 100644
--- a/fs/ubifs/super.c
+++ b/fs/ubifs/super.c
@@ -173,7 +173,7 @@ struct inode *ubifs_iget(struct super_block *sb, unsigned long inum)
memcpy(ui->data, ino->data, ui->data_len);
((char *)ui->data)[ui->data_len] = '\0';
} else if (ui->data_len != 0) {
- err = 10;
+ err = -EINVAL;
goto out_invalid;
}
break;
@@ -181,14 +181,14 @@ struct inode *ubifs_iget(struct super_block *sb, unsigned long inum)
inode->i_op = &ubifs_dir_inode_operations;
inode->i_fop = &ubifs_dir_operations;
if (ui->data_len != 0) {
- err = 11;
+ err = -EINVAL;
goto out_invalid;
}
break;
case S_IFLNK:
inode->i_op = &ubifs_symlink_inode_operations;
if (ui->data_len <= 0 || ui->data_len > UBIFS_MAX_INO_DATA) {
- err = 12;
+ err = -EINVAL;
goto out_invalid;
}
ui->data = kmalloc(ui->data_len + 1, GFP_NOFS);
@@ -218,7 +218,7 @@ struct inode *ubifs_iget(struct super_block *sb, unsigned long inum)
else if (ui->data_len == sizeof(dev->huge))
rdev = huge_decode_dev(le64_to_cpu(dev->huge));
else {
- err = 13;
+ err = -EINVAL;
goto out_invalid;
}
memcpy(ui->data, ino->data, ui->data_len);
@@ -231,12 +231,12 @@ struct inode *ubifs_iget(struct super_block *sb, unsigned long inum)
inode->i_op = &ubifs_file_inode_operations;
init_special_inode(inode, inode->i_mode, 0);
if (ui->data_len != 0) {
- err = 14;
+ err = -EINVAL;
goto out_invalid;
}
break;
default:
- err = 15;
+ err = -EINVAL;
goto out_invalid;
}

--
2.5.0

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