uudecode: fix to base64 decode by Jorgen Cederlof <jcz@google.com>

improved help texts

# make bloatcheck
function                                             old     new   delta
.rodata                                           127000  127032     +32
packed_usage                                       22156   22151      -5
uudecode_main                                        360     348     -12
uuencode_main                                        490     468     -22
read_base64                                          283     254     -29
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/4 up/down: 32/-68)            Total: -36 bytes

1 files changed, 1 insertions, 4 deletions

diff --git a/coreutils/uuencode.c b/coreutils/uuencode.c
index 9490474b9..b54e317a2 100644
--- a/coreutils/uuencode.c
+++ b/coreutils/uuencode.c
@@ -28,7 +28,7 @@ int uuencode_main(int argc, char **argv)
         RESERVE_CONFIG_BUFFER(dst_buf, DST_BUF_SIZE + 1);
 
         tbl = bb_uuenc_tbl_std;
-        if (getopt32(argc, argv, "m") & 1) {
+        if (getopt32(argc, argv, "m")) {
                 tbl = bb_uuenc_tbl_base64;
         }
 
@@ -37,9 +37,6 @@ int uuencode_main(int argc, char **argv)
                         src_stream = xfopen(argv[optind], "r");
                         xstat(argv[optind], &stat_buf);
                         mode = stat_buf.st_mode & (S_IRWXU | S_IRWXG | S_IRWXO);
-                        if (src_stream == stdout) {
-                                puts("NULL");
-                        }
                         break;
                 case 1:
                         mode = 0666 & ~umask(0666);