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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/zfs_vfsops.c
+1 -1
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@@ -1020,7 +1020,7 @@ zfs_statvfs(struct dentry *dentry, struct kstatfs *statp)
statp->f_fsid.val[0] = (uint32_t)fsid;
statp->f_fsid.val[1] = (uint32_t)(fsid >> 32);
statp->f_type = ZFS_SUPER_MAGIC;
statp->f_namelen = ZFS_MAXNAMELEN;
statp->f_namelen = MAXNAMELEN - 1;
/*
* We have all of 40 characters to stuff a string here.