libsmartcols: fix filter parser initialization

Addresses: https://github.com/util-linux/util-linux/pull/2531#discussion_r1372360666
Reported-by: Masatake YAMATO <yamato@redhat.com>
Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/libsmartcols/src/filter.c b/libsmartcols/src/filter.c
index ad7e849ab7be405e09b9fa2dc70e97d1f777fe2b..600ed0117bbccf191f7d506da08bcf3aab685197 100644 (file)
--- a/libsmartcols/src/filter.c
+++ b/libsmartcols/src/filter.c
@@ -195,7 +195,7 @@ int scols_filter_parse_string(struct libscols_filter *fltr, const char *str)
        if (!str || !*str)
                return 0;       /* empty filter is not error */
 
-       fltr->src = fmemopen((void *) str, strlen(str) + 1, "r");
+       fltr->src = fmemopen((void *) str, strlen(str), "r");
        if (!fltr->src)
                return -errno;