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OpenZFS 6314 - buffer overflow in dsl_dataset_name

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Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Prakash Surya <prakash.surya@delphix.com>
Reviewed by: Igor Kozhukhov <ikozhukhov@gmail.com>
Approved by: Dan McDonald <danmcd@omniti.com>
Ported-by: Brian Behlendorf <behlendorf1@llnl.gov>

OpenZFS-issue: https://www.illumos.org/issues/6314
OpenZFS-commit: https://github.com/openzfs/openzfs/commit/d6160ee
This commit is contained in:
Igor Kozhukhov
2016-06-15 14:28:36 -07:00
committed by Brian Behlendorf
parent 43e52eddb1
commit eca7b76001
41 changed files with 297 additions and 334 deletions
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module/zfs/zpl_inode.c
+1 -1
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@@ -50,7 +50,7 @@ zpl_lookup(struct inode *dir, struct dentry *dentry, unsigned int flags)
int zfs_flags = 0;
zfs_sb_t *zsb = dentry->d_sb->s_fs_info;
if (dlen(dentry) > ZFS_MAXNAMELEN)
if (dlen(dentry) > ZFS_MAX_DATASET_NAME_LEN)
return (ERR_PTR(-ENAMETOOLONG));
crhold(cr);