From: Denys Vlasenko <vda.linux@googlemail.com>
Date: Wed, 5 Aug 2009 21:16:27 +0000 (+0200)
Subject: dd: conv=noerror should skip read errors using lseek (bug 539)
X-Git-Tag: 1_15_0~28
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=334fcc8fd4fdad3c52ac0fb591771888325b5bcf;p=oweals%2Fbusybox.git

dd: conv=noerror should skip read errors using lseek (bug 539)

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

diff --git a/coreutils/dd.c b/coreutils/dd.c
index 38dacc71d..5281d8118 100644
--- a/coreutils/dd.c
+++ b/coreutils/dd.c
@@ -296,6 +296,8 @@ int dd_main(int argc UNUSED_PARAM, char **argv)
 				goto die_infile;
 			n = ibs;
 			bb_simple_perror_msg(infile);
+			/* GNU dd with conv=noerror skips over "bad blocks" */
+			xlseek(ifd, ibs, SEEK_CUR);
 		}
 		if ((size_t)n == ibs)
 			G.in_full++;