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(parent: 655b095) | patch
evm: permit mode bits to be updated
authorMimi Zohar <zohar@linux.vnet.ibm.com>
Mon, 22 Aug 2011 13:14:18 +0000 (09:14 -0400)
committerMimi Zohar <zohar@linux.vnet.ibm.com>
Wed, 14 Sep 2011 19:24:52 +0000 (15:24 -0400)
commit7505ff10612670e42c8d04b80714363bfd86e6ad
treec5d29c7db2f8ef93e970cb405621f59c57d01b94tree | snapshot
parent655b0957e1854c2c242062014d7651c05a2b9b23commit | diff
evm: permit mode bits to be updated

Before permitting 'security.evm' to be updated, 'security.evm' must
exist and be valid.  In the case that there are no existing EVM protected
xattrs, it is safe for posix acls to update the mode bits.

To differentiate between no 'security.evm' xattr and no xattrs used to
calculate 'security.evm', this patch defines INTEGRITY_NOXATTR.

Signed-off-by: Mimi Zohar <zohar@us.ibm.com>
include/linux/integrity.h diff | blob | history
security/integrity/evm/evm_main.c diff | blob | history
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