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Smack: Fix setting label on successful file open 

While opening with CAP_MAC_OVERRIDE file label is not set.
Other calls may access it after CAP_MAC_OVERRIDE is dropped from process.

Signed-off-by: Marcin Niesluchowski <m.niesluchow@samsung.com>
This commit is contained in:
Marcin Niesluchowski 2014-08-19 14:26:32 +02:00 committed by Casey Schaufler
parent da1b63566c
commit d83d2c2646
1 changed files with 3 additions and 1 deletions
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4
security/smack/smack_lsm.c
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@ -1477,8 +1477,10 @@ static int smack_file_open(struct file *file, const struct cred *cred)
struct smk_audit_info ad; struct smk_audit_info ad;
int rc; int rc;
if (smack_privileged(CAP_MAC_OVERRIDE)) if (smack_privileged(CAP_MAC_OVERRIDE)) {
file->f_security = isp->smk_inode;
return 0; return 0;
}
smk_ad_init(&ad, __func__, LSM_AUDIT_DATA_PATH); smk_ad_init(&ad, __func__, LSM_AUDIT_DATA_PATH);
smk_ad_setfield_u_fs_path(&ad, file->f_path); smk_ad_setfield_u_fs_path(&ad, file->f_path);