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-rw-r--r--security/apparmor/include/apparmor.h2
-rw-r--r--security/apparmor/include/match.h3
2 files changed, 4 insertions, 1 deletions
diff --git a/security/apparmor/include/apparmor.h b/security/apparmor/include/apparmor.h
index df3649560818..248c408ddc1b 100644
--- a/security/apparmor/include/apparmor.h
+++ b/security/apparmor/include/apparmor.h
@@ -81,7 +81,7 @@ static inline unsigned int aa_dfa_null_transition(struct aa_dfa *dfa,
unsigned int start)
{
/* the null transition only needs the string's null terminator byte */
- return aa_dfa_match_len(dfa, start, "", 1);
+ return aa_dfa_next(dfa, start, 0);
}
static inline bool mediated_filesystem(struct inode *inode)
diff --git a/security/apparmor/include/match.h b/security/apparmor/include/match.h
index a4a863997bd5..775843e7f984 100644
--- a/security/apparmor/include/match.h
+++ b/security/apparmor/include/match.h
@@ -116,6 +116,9 @@ unsigned int aa_dfa_match_len(struct aa_dfa *dfa, unsigned int start,
const char *str, int len);
unsigned int aa_dfa_match(struct aa_dfa *dfa, unsigned int start,
const char *str);
+unsigned int aa_dfa_next(struct aa_dfa *dfa, unsigned int state,
+ const char c);
+
void aa_dfa_free_kref(struct kref *kref);
/**