X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;ds=sidebyside;f=lib%2Fts_bm.c;fp=lib%2Fts_bm.c;h=791726579daaea9d9a641c9efb7c3e9597a106c3;hb=4e76c8a9fa413ccc09d3f7f664183dcce3555d57;hp=c4c1ac5fbd1aea372553ce094171ff8c152b2433;hpb=1db395853d4f30d6120458bd279ede1f882a8525;p=linux-2.6.git

diff --git a/lib/ts_bm.c b/lib/ts_bm.c
index c4c1ac5fb..791726579 100644
--- a/lib/ts_bm.c
+++ b/lib/ts_bm.c
@@ -112,15 +112,14 @@ static int subpattern(u8 *pattern, int i, int j, int g)
 	return ret;
 }
 
-static void compute_prefix_tbl(struct ts_bm *bm, const u8 *pattern,
-			       unsigned int len)
+static void compute_prefix_tbl(struct ts_bm *bm)
 {
 	int i, j, g;
 
 	for (i = 0; i < ASIZE; i++)
-		bm->bad_shift[i] = len;
-	for (i = 0; i < len - 1; i++)
-		bm->bad_shift[pattern[i]] = len - 1 - i;
+		bm->bad_shift[i] = bm->patlen;
+	for (i = 0; i < bm->patlen - 1; i++)
+		bm->bad_shift[bm->pattern[i]] = bm->patlen - 1 - i;
 
 	/* Compute the good shift array, used to match reocurrences 
 	 * of a subpattern */
@@ -151,8 +150,8 @@ static struct ts_config *bm_init(const void *pattern, unsigned int len,
 	bm = ts_config_priv(conf);
 	bm->patlen = len;
 	bm->pattern = (u8 *) bm->good_shift + prefix_tbl_len;
-	compute_prefix_tbl(bm, pattern, len);
 	memcpy(bm->pattern, pattern, len);
+	compute_prefix_tbl(bm);
 
 	return conf;
 }