[PATCH 1/4] diff.c: call regfree to free memory allocated by regcomp when necessary

From

Brandon Casey <casey@nrlssc.navy.mil>

Date

Sep 9, 2010, 19:02 UTC

Message-ID

<rRj7JpFIk_D_n7-wGkkucFJE0330IabsqMoSzalswHpjT-Z1HCuOFaIgMsaPgIuQSp0KUMW97Wo@cipher.nrlssc.navy.mil>

From: Brandon Casey <drafnel@gmail.com>

Signed-off-by: Brandon Casey <casey@nrlssc.navy.mil>
---
 diff.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/diff.c b/diff.c
index 144f2aa..9a5c77c 100644
--- a/diff.c
+++ b/diff.c
@@ -919,7 +919,10 @@ static void free_diff_words_data(struct emit_callback *ecbdata)
 		free (ecbdata->diff_words->minus.orig);
 		free (ecbdata->diff_words->plus.text.ptr);
 		free (ecbdata->diff_words->plus.orig);
-		free(ecbdata->diff_words->word_regex);
+		if (ecbdata->diff_words->word_regex) {
+			regfree(ecbdata->diff_words->word_regex);
+			free(ecbdata->diff_words->word_regex);
+		}
 		free(ecbdata->diff_words);
 		ecbdata->diff_words = NULL;
 	}

-- 
1.7.2.1