X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/1bbd10fe070d8b07a8c4991e17d1fc04295fe42e..4f092bee9fd818de4248f420388bf2d6eacea987:/clientserver.c

diff --git a/clientserver.c b/clientserver.c
index 87e79908..6f3edfa9 100644
--- a/clientserver.c
+++ b/clientserver.c
@@ -294,6 +294,16 @@ static int rsync_module(int fd, int i)
 			return -1;
 		}
 
+#ifdef HAVE_SETGROUPS
+		/* Get rid of any supplementary groups this process
+		 * might have inheristed. */
+		if (setgroups(0, NULL)) {
+			rsyserr(FERROR, errno, "setgroups failed");
+			io_printf(fd, "@ERROR: setgroups failed\n");
+			return -1;
+		}
+#endif
+
 		am_root = (getuid() == 0);
 	}