Make sure that len is initialised even if no filters are present.

SVN-Revision: 1925

diff --git a/libarchive/archive_write.c b/libarchive/archive_write.c
index 26df292c7d9dac532e3a67570e72439896c85dbd..d4631a2e7e93a80371f2d1984637f829896e7a8d 100644 (file)
--- a/libarchive/archive_write.c
+++ b/libarchive/archive_write.c
@@ -184,6 +184,7 @@ archive_write_set_compressor_options(struct archive *_a, const char *s)
 
        if (s == NULL || *s == '\0')
                return (ARCHIVE_OK);
+       len = 0;
        for (filter = a->filter_first; filter != NULL; filter = filter->next_filter) {
                if (filter->options == NULL)
                        /* This filter does not have any options */