diff options
| -rw-r--r-- | source3/lib/ms_fnmatch.c | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/source3/lib/ms_fnmatch.c b/source3/lib/ms_fnmatch.c index a839b42588..8b69f1c2d2 100644 --- a/source3/lib/ms_fnmatch.c +++ b/source3/lib/ms_fnmatch.c @@ -152,6 +152,8 @@ int ms_fnmatch(const char *pattern, const char *string, bool translate_pattern, smb_ucs2_t *s = NULL; int ret, count, i; struct max_n *max_n = NULL; + struct max_n *max_n_free = NULL; + struct max_n one_max_n; if (ISDOTDOT(string)) { string = "."; @@ -201,17 +203,27 @@ int ms_fnmatch(const char *pattern, const char *string, bool translate_pattern, } if (count != 0) { - max_n = SMB_CALLOC_ARRAY(struct max_n, count); - if (!max_n) { - SAFE_FREE(p); - SAFE_FREE(s); - return -1; + if (count == 1) { + /* + * We're doing this a LOT, so save the effort to allocate + */ + ZERO_STRUCT(one_max_n); + max_n = &one_max_n; + } + else { + max_n = SMB_CALLOC_ARRAY(struct max_n, count); + if (!max_n) { + SAFE_FREE(p); + SAFE_FREE(s); + return -1; + } + max_n_free = max_n; } } ret = ms_fnmatch_core(p, s, max_n, strrchr_w(s, UCS2_CHAR('.')), is_case_sensitive); - SAFE_FREE(max_n); + SAFE_FREE(max_n_free); SAFE_FREE(p); SAFE_FREE(s); return ret; |