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Make mount_t able to request loading kernel module. 

Make the mount domain able to request kernel to load a kernel module.
Otherwise the binfmt_misc kernel module won't be properly loaded
during system booting up.

type=1400 audit(1292850971.104:4): avc:  denied  { module_request } for  pid=87 comm="mount" kmod="devtmpfs" scontext=system_u:system_r:mount_t:s0-s15:c0.c1023 tcontext=system_u:system_r:kernel_t:s15:c0.c1023 tclass=system

type=1400 audit(1292851024.844:13): avc:  denied  { module_request } for  pid=409 comm="mount" kmod="binfmt_misc" scontext=system_u:system_r:mount_t:s0-s15:c0.c1023 tcontext=system_u:system_r:kernel_t:s15:c0.c1023 tclass=system

Signed-off-by: Harry Ciao <qingtao.cao@windriver.com>
This commit is contained in:
Harry Ciao 2010-12-21 11:31:20 +08:00 committed by Chris PeBenito
parent decb7de030
commit 4d8e9ffcb3
1 changed files with 2 additions and 0 deletions
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policy/modules/system/mount.te
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@ -48,6 +48,8 @@ files_tmp_filetrans(mount_t, mount_tmp_t, { file dir })
kernel_read_system_state(mount_t) kernel_read_system_state(mount_t)
kernel_read_kernel_sysctls(mount_t) kernel_read_kernel_sysctls(mount_t)
# To load binfmt_misc kernel module
kernel_request_load_module(mount_t)
kernel_dontaudit_getattr_core_if(mount_t) kernel_dontaudit_getattr_core_if(mount_t)
kernel_dontaudit_write_debugfs_dirs(mount_t) kernel_dontaudit_write_debugfs_dirs(mount_t)
kernel_dontaudit_write_proc_dirs(mount_t) kernel_dontaudit_write_proc_dirs(mount_t)