rx: Fix file corruption with duplicate blocks

Rather than dropping the dupe, rx was appending it to the file.

Signed-off-by: Dan Fandrich <dan@coneharvesters.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

diff --git a/miscutils/rx.c b/miscutils/rx.c
index e1225779e9c648a345e56e7b1f76c44e64b5064d..972f7ff37c0cf67b8e953efc0130cdf2ba40ca4b 100644 (file)
--- a/miscutils/rx.c
+++ b/miscutils/rx.c
@@ -172,6 +172,7 @@ static int receive(/*int read_fd, */int file_fd)
                        /* a repeat of the last block is ok, just ignore it. */
                        /* this also ignores the initial block 0 which is */
                        /* meta data. */
+                       blockLength = 0;
                        goto next;
                }
                if (blockNo != (wantBlockNo & 0xff)) {