textsearch: ts_fsm: return error on request for case insensitive search
For fsm text search, handle case insensitive parameter as -EINVAL.
Signed-off-by: Joonwoo Park <joonwpark81@gmail.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/lib/ts_fsm.c b/lib/ts_fsm.c
index af575b6..5696a35 100644
--- a/lib/ts_fsm.c
+++ b/lib/ts_fsm.c
@@ -257,7 +257,7 @@
}
static struct ts_config *fsm_init(const void *pattern, unsigned int len,
- gfp_t gfp_mask)
+ gfp_t gfp_mask, int flags)
{
int i, err = -EINVAL;
struct ts_config *conf;
@@ -269,6 +269,9 @@
if (len % sizeof(struct ts_fsm_token) || ntokens < 1)
goto errout;
+ if (flags & TS_IGNORECASE)
+ goto errout;
+
for (i = 0; i < ntokens; i++) {
struct ts_fsm_token *t = &tokens[i];
@@ -284,6 +287,7 @@
if (IS_ERR(conf))
return conf;
+ conf->flags = flags;
fsm = ts_config_priv(conf);
fsm->ntokens = ntokens;
memcpy(fsm->tokens, pattern, len);