diff options
Diffstat (limited to 'libctf/ctf-lookup.c')
| -rw-r--r-- | libctf/ctf-lookup.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/libctf/ctf-lookup.c b/libctf/ctf-lookup.c index 9d1e6d8..fe66bc4 100644 --- a/libctf/ctf-lookup.c +++ b/libctf/ctf-lookup.c @@ -111,10 +111,14 @@ isqualifier (const char *s, size_t len) }; int h = s[len - 1] + (int) len - 105; - const struct qual *qp = &qhash[h]; + const struct qual *qp; - return (h >= 0 && (size_t) h < sizeof (qhash) / sizeof (qhash[0]) - && (size_t) len == qp->q_len && + if (h < 0 || (size_t) h >= sizeof (qhash) / sizeof (qhash[0])) + return 0; + + qp = &qhash[h]; + + return ((size_t) len == qp->q_len && strncmp (qp->q_name, s, qp->q_len) == 0); } |