diff options
| author | Mike Rapoport <rppt@linux.vnet.ibm.com> | 2018-01-17 19:27:11 +0100 |
|---|---|---|
| committer | Mimi Zohar <zohar@linux.vnet.ibm.com> | 2018-01-18 22:52:49 +0100 |
| commit | 36447456e1cca853188505f2a964dbbeacfc7a7a (patch) | |
| tree | 8adc810107a7f9b6943aff2d693fd15e54ddc96f /security | |
| parent | ima: Use i_version only when filesystem supports it (diff) | |
| download | linux-36447456e1cca853188505f2a964dbbeacfc7a7a.tar.xz linux-36447456e1cca853188505f2a964dbbeacfc7a7a.zip | |
ima/policy: fix parsing of fsuuid
The switch to uuid_t invereted the logic of verfication that &entry->fsuuid
is zero during parsing of "fsuuid=" rule. Instead of making sure the
&entry->fsuuid field is not attempted to be overwritten, we bail out for
perfectly correct rule.
Fixes: 787d8c530af7 ("ima/policy: switch to use uuid_t")
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com>
Cc: stable@vger.kernel.org
Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>
Diffstat (limited to 'security')
| -rw-r--r-- | security/integrity/ima/ima_policy.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/security/integrity/ima/ima_policy.c b/security/integrity/ima/ima_policy.c index 93dcf1bf92a8..915f5572c6ff 100644 --- a/security/integrity/ima/ima_policy.c +++ b/security/integrity/ima/ima_policy.c @@ -765,7 +765,7 @@ static int ima_parse_rule(char *rule, struct ima_rule_entry *entry) case Opt_fsuuid: ima_log_string(ab, "fsuuid", args[0].from); - if (uuid_is_null(&entry->fsuuid)) { + if (!uuid_is_null(&entry->fsuuid)) { result = -EINVAL; break; } |