[hackers] [ubase] dd: don't let failure to change pipe size affect exit code || Eivind Uggedal

[git]

commit e358d74a805829dddf987ff62f42c7631df48e88
Author:     Eivind Uggedal <eiv...@uggedal.com>
AuthorDate: Tue Mar 15 20:27:49 2016 +0000
Commit:     sin <s...@2f30.org>
CommitDate: Wed Mar 16 10:17:51 2016 +0000

    dd: don't let failure to change pipe size affect exit code

diff --git a/dd.c b/dd.c
index 1e1fda1..daa75fd 100644
--- a/dd.c
+++ b/dd.c
@@ -152,6 +152,7 @@ copy_splice(struct dd_config *ddc)
                if (fcntl(p[0], F_SETPIPE_SZ, 1<<n) != -1)
                        break;
        }
+       errno = 0;
 #endif
        n = ddc->bs;
        for (;ddc->b_out != ddc->count && !sigint;) {