From: Denis Vlasenko <vda.linux@googlemail.com>
Date: Tue, 29 Apr 2008 03:54:16 +0000 (-0000)
Subject: tar: fix the case where long base names can be ignored
X-Git-Tag: 1_11_0~274
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=d93400bffb363463739ef7d4f63fb4b9a7a99a35;p=oweals%2Fbusybox.git

tar: fix the case where long base names can be ignored
---

diff --git a/archival/libunarchive/get_header_tar.c b/archival/libunarchive/get_header_tar.c
index beaf3087f..9134d6db6 100644
--- a/archival/libunarchive/get_header_tar.c
+++ b/archival/libunarchive/get_header_tar.c
@@ -211,9 +211,12 @@ char get_header_tar(archive_handle_t *archive_handle)
 	/* getOctal trashes subsequent field, therefore we call it
 	 * on fields in reverse order */
 	if (tar.devmajor[0]) {
+		char t = tar.prefix[0];
+		/* we trash prefix[0] here, but we DO need it later! */
 		unsigned minor = GET_OCTAL(tar.devminor);
 		unsigned major = GET_OCTAL(tar.devmajor);
 		file_header->device = makedev(major, minor);
+		tar.prefix[0] = t;
 	}
 	file_header->link_target = NULL;
 	if (!linkname && parse_names && tar.linkname[0]) {