Commit a7d832f2 authored by Shuhei Matsumoto's avatar Shuhei Matsumoto Committed by Changpeng Liu
Browse files

iscsi: Correct iovec increment when data digest is enabled 



iscsi_sgl_append_with_md had not increment _iscsi_sgl::iov
by appended count of iovecs. Hence if data digest is enabled,
data segment will be overwritten by data digest.

This patch fixes the bug.

Signed-off-by: default avatarShuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Change-Id: Ibcdacb883b2b97ad86cfc39a035c76264090401d
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/456451


Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: default avatarChangpeng Liu <changpeng.liu@intel.com>
Reviewed-by: default avatarZiye Yang <ziye.yang@intel.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
parent 4fa79870

lib/iscsi/iscsi.c

+1 −0
Original line number Diff line number Diff line
@@ -638,6 +638,7 @@ _iscsi_sgl_append_with_md(struct _iscsi_sgl *s, 
		s->iov_offset = 0;

		assert(s->iovcnt >= rc);

		s->iovcnt -= rc;

		s->iov += rc;



		if (s->iovcnt == 0) {

			return false;