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authorByungchul Park <byungchul.park@lge.com>2017-11-09 09:00:21 +0900
committerMichael S. Tsirkin <mst@redhat.com>2017-11-14 23:57:39 +0200
commit816e85edff0f31bc8e4614eaaf9a0364406d7a8f (patch)
tree0c1a9e05cb2ff75337ba0d1bd9254487fa257fbf /drivers/vhost/scsi.c
parentc7cdff0e864713a089d7cb3a2b1136ba9a54881a (diff)
downloadlinux-816e85edff0f31bc8e4614eaaf9a0364406d7a8f.tar.bz2
vhost/scsi: Use safe iteration in vhost_scsi_complete_cmd_work()
The following patch changed the behavior which originally did safe iteration. Make it safe as it was. 12bdcbd539c6327c09da0503c674733cb2d82cb5 vhost/scsi: Don't reinvent the wheel but use existing llist API Signed-off-by: Byungchul Park <byungchul.park@lge.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/vhost/scsi.c')
-rw-r--r--drivers/vhost/scsi.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c
index 046f6d280af5..46539ca6ca86 100644
--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -519,7 +519,7 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work)
vs_completion_work);
DECLARE_BITMAP(signal, VHOST_SCSI_MAX_VQ);
struct virtio_scsi_cmd_resp v_rsp;
- struct vhost_scsi_cmd *cmd;
+ struct vhost_scsi_cmd *cmd, *t;
struct llist_node *llnode;
struct se_cmd *se_cmd;
struct iov_iter iov_iter;
@@ -527,7 +527,7 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work)
bitmap_zero(signal, VHOST_SCSI_MAX_VQ);
llnode = llist_del_all(&vs->vs_completion_list);
- llist_for_each_entry(cmd, llnode, tvc_completion_list) {
+ llist_for_each_entry_safe(cmd, t, llnode, tvc_completion_list) {
se_cmd = &cmd->tvc_se_cmd;
pr_debug("%s tv_cmd %p resid %u status %#02x\n", __func__,