diff options
Diffstat (limited to 'lib/libarchive/archive_read_support_format_empty.c')
| -rw-r--r-- | lib/libarchive/archive_read_support_format_empty.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/lib/libarchive/archive_read_support_format_empty.c b/lib/libarchive/archive_read_support_format_empty.c index 38498cf7ff3dd..db24d9dae4d3c 100644 --- a/lib/libarchive/archive_read_support_format_empty.c +++ b/lib/libarchive/archive_read_support_format_empty.c @@ -59,13 +59,14 @@ archive_read_support_format_empty(struct archive *_a) static int archive_read_format_empty_bid(struct archive_read *a) { - const void *h; ssize_t avail; - h = __archive_read_ahead(a, 1, &avail); - if (avail != 0) - return (-1); - return (1); + (void)__archive_read_ahead(a, 1, &avail); + /* Bid 1 if we successfully read exactly zero bytes. */ + if (avail == 0) + return (1); + /* Otherwise, we don't bid on this. */ + return (-1); } static int |