[git commit] tar: fix fallout of last_char_is(NULL) no longer being allowed

[Denys Vlasenko]

commit: https://git.busybox.net/busybox/commit/?id=16e82c61d4db91e2e888600cdee7cf656ba4774c
branch: https://git.busybox.net/busybox/commit/?id=refs/heads/master

Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
 archival/libarchive/get_header_tar.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/archival/libarchive/get_header_tar.c b/archival/libarchive/get_header_tar.c
index b3131ff2d..2ab3c04b8 100644
--- a/archival/libarchive/get_header_tar.c
+++ b/archival/libarchive/get_header_tar.c
@@ -352,7 +352,7 @@ char FAST_FUNC get_header_tar(archive_handle_t *archive_handle)
 	/* case 0: */
 	case '0':
 #if ENABLE_FEATURE_TAR_OLDGNU_COMPATIBILITY
-		if (last_char_is(file_header->name, '/')) {
+		if (file_header->name && last_char_is(file_header->name, '/')) {
 			goto set_dir;
 		}
 #endif