git: 3f6d3f0285f5 - main - alias_nbt: Move debug-only variable under #ifdef LIBALIAS_DEBUG.

From: John Baldwin <jhb_at_FreeBSD.org>
Date: Wed, 06 Apr 2022 23:46:26 UTC
The branch main has been updated by jhb:

URL: https://cgit.FreeBSD.org/src/commit/?id=3f6d3f0285f505f315f4eee188a1dc152aa3381f

commit 3f6d3f0285f505f315f4eee188a1dc152aa3381f
Author:     John Baldwin <jhb@FreeBSD.org>
AuthorDate: 2022-04-06 23:45:29 +0000
Commit:     John Baldwin <jhb@FreeBSD.org>
CommitDate: 2022-04-06 23:45:29 +0000

    alias_nbt: Move debug-only variable under #ifdef LIBALIAS_DEBUG.
---
 sys/netinet/libalias/alias_nbt.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/sys/netinet/libalias/alias_nbt.c b/sys/netinet/libalias/alias_nbt.c
index ab4bd818e1a5..82b6742f4b3b 100644
--- a/sys/netinet/libalias/alias_nbt.c
+++ b/sys/netinet/libalias/alias_nbt.c
@@ -251,7 +251,9 @@ static u_char *
 AliasHandleName(u_char *p, char *pmax)
 {
 	u_char *s;
+#ifdef LIBALIAS_DEBUG
 	u_char c;
+#endif
 	int compress;
 
 	/* Following length field */
@@ -283,8 +285,8 @@ AliasHandleName(u_char *p, char *pmax)
 #endif
 		while (s < p) {
 			if (compress == 1) {
-				c = (u_char) (((((*s & 0x0f) << 4) | (*(s + 1) & 0x0f)) - 0x11));
 #ifdef LIBALIAS_DEBUG
+				c = (u_char) (((((*s & 0x0f) << 4) | (*(s + 1) & 0x0f)) - 0x11));
 				if (isprint(c))
 					printf("%c", c);
 				else