Squelch a compiler warning.

It may not be necessary, but it makes the code a bit cleaner, even if
you spend a few extra microseconds per file fetching the name of the
link-layer header type even if the new file has the same header type.

1 files changed, 1 insertions, 1 deletions

diff --git a/tcpdump.c b/tcpdump.c
index 3d491c4e..1db35daa 100644
--- a/tcpdump.c
+++ b/tcpdump.c
@@ -1849,7 +1849,6 @@ main(int argc, char **argv)
 					 */
 					dlt = new_dlt;
 					ndo->ndo_if_printer = get_if_printer(ndo, dlt);
-					dlt_name = pcap_datalink_val_to_name(dlt);
 					if (pcap_compile(pd, &fcode, cmdbuf, Oflag, netmask) < 0)
 						error("%s", pcap_geterr(pd));
 				}
@@ -1863,6 +1862,7 @@ main(int argc, char **argv)
 				/*
 				 * Report the new file.
 				 */
+				dlt_name = pcap_datalink_val_to_name(dlt);
 				if (dlt_name == NULL) {
 					fprintf(stderr, "reading from file %s, link-type %u\n",
 					    RFileName, dlt);