decompress_unxz: allocate permanent crc32 table _fisrt_

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

1 files changed, 3 insertions, 3 deletions

diff --git a/archival/libunarchive/decompress_unxz.c b/archival/libunarchive/decompress_unxz.c
index 374b76d66..3f9392984 100644
--- a/archival/libunarchive/decompress_unxz.c
+++ b/archival/libunarchive/decompress_unxz.c
@@ -62,15 +62,15 @@ unpack_xz_stream(int src_fd, int dst_fd)
                 OUT_SIZE = 60 * 1024,
         };
 
+        if (!crc32_table)
+                crc32_table = crc32_filltable(NULL, /*endian:*/ 0);
+
         membuf = xmalloc(IN_SIZE + OUT_SIZE);
         memset(&iobuf, 0, sizeof(iobuf));
         iobuf.in = membuf;
         iobuf.out = membuf + IN_SIZE;
         iobuf.out_size = OUT_SIZE;
 
-        if (!crc32_table)
-                crc32_table = crc32_filltable(NULL, /*endian:*/ 0);
-
         state = xz_dec_init(64*1024); /* initial dict of 64k */
 
         while (1) {