fix trivial bug in unpack_gz_stream (wrong fd used in read)

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/archival/libarchive/decompress_gunzip.c b/archival/libarchive/decompress_gunzip.c
index 66152a853..2d5ab3eb3 100644
--- a/archival/libarchive/decompress_gunzip.c
+++ b/archival/libarchive/decompress_gunzip.c
@@ -1195,7 +1195,7 @@ unpack_gz_stream(transformer_aux_data_t *aux, int src_fd, int dst_fd)
         if (aux && aux->check_signature) {
                 uint16_t magic2;
 
-                if (full_read(STDIN_FILENO, &magic2, 2) != 2) {
+                if (full_read(src_fd, &magic2, 2) != 2) {
  bad_magic:
                         bb_error_msg("invalid magic");
                         return -1;