From: Denis Ovsienko <denis@ovsienko.info>
Date: Mon, 9 Feb 2015 01:21:51 +0000 (+0000)
Subject: droproot(): always print to stderr (GH #425)
X-Git-Tag: tcpdump-4.7.2~1^2~37
X-Git-Url: https://git.tcpdump.org/tcpdump/commitdiff_plain/3f15ae25c25046b9ebdf8ab0283f2e6382a4df0e

droproot(): always print to stderr (GH #425)

Otherwise it interferes with the output of "tcpdump -w -".
---

diff --git a/tcpdump.c b/tcpdump.c
index b77b3081..e2f77aef 100644
--- a/tcpdump.c
+++ b/tcpdump.c
@@ -736,7 +736,7 @@ droproot(const char *username, const char *chroot_dir)
 			fprintf(stderr, "error : ret %d\n", ret);
 		}
 		else {
-			printf("dropped privs to %s\n", username);
+			fprintf(stderr, "dropped privs to %s\n", username);
 		}
 		/* We don't need CAP_SETUID and CAP_SETGID */
 		capng_updatev(
@@ -758,7 +758,7 @@ droproot(const char *username, const char *chroot_dir)
 			exit(1);
 		}
 		else {
-			printf("dropped privs to %s\n", username);
+			fprintf(stderr, "dropped privs to %s\n", username);
 		}
 #endif /* HAVE_CAP_NG_H */
 	}