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authorBhanu Prakash Gollapudi <bprakash@broadcom.com>2012-06-07 11:19:36 +0200
committerJames Bottomley <JBottomley@Parallels.com>2012-07-20 09:58:24 +0200
commitd71fb3bdeee80565eda4d3453ff6d9f6f8176745 (patch)
tree2b2e1c6a92a201348d3d0862271f864d60841ef7 /drivers/scsi/bnx2fc/bnx2fc_tgt.c
parent[SCSI] bnx2fc: Improve error recovery by handling parity errors (diff)
downloadlinux-d71fb3bdeee80565eda4d3453ff6d9f6f8176745.tar.xz
linux-d71fb3bdeee80565eda4d3453ff6d9f6f8176745.zip
[SCSI] bnx2fc: use list_entry instead of explicit cast
Use list_for_each_entry_safe() instead of explicit cast to avoid relying on struct layout Signed-off-by: Bhanu Prakash Gollapudi <bprakash@broadcom.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/bnx2fc/bnx2fc_tgt.c')
-rw-r--r--drivers/scsi/bnx2fc/bnx2fc_tgt.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/scsi/bnx2fc/bnx2fc_tgt.c b/drivers/scsi/bnx2fc/bnx2fc_tgt.c
index 85ffdeaa3b85..b9d0d9cb17f9 100644
--- a/drivers/scsi/bnx2fc/bnx2fc_tgt.c
+++ b/drivers/scsi/bnx2fc/bnx2fc_tgt.c
@@ -150,8 +150,7 @@ tgt_init_err:
void bnx2fc_flush_active_ios(struct bnx2fc_rport *tgt)
{
struct bnx2fc_cmd *io_req;
- struct list_head *list;
- struct list_head *tmp;
+ struct bnx2fc_cmd *tmp;
int rc;
int i = 0;
BNX2FC_TGT_DBG(tgt, "Entered flush_active_ios - %d\n",
@@ -160,9 +159,8 @@ void bnx2fc_flush_active_ios(struct bnx2fc_rport *tgt)
spin_lock_bh(&tgt->tgt_lock);
tgt->flush_in_prog = 1;
- list_for_each_safe(list, tmp, &tgt->active_cmd_queue) {
+ list_for_each_entry_safe(io_req, tmp, &tgt->active_cmd_queue, link) {
i++;
- io_req = (struct bnx2fc_cmd *)list;
list_del_init(&io_req->link);
io_req->on_active_queue = 0;
BNX2FC_IO_DBG(io_req, "cmd_queue cleanup\n");
@@ -191,9 +189,8 @@ void bnx2fc_flush_active_ios(struct bnx2fc_rport *tgt)
}
}
- list_for_each_safe(list, tmp, &tgt->active_tm_queue) {
+ list_for_each_entry_safe(io_req, tmp, &tgt->active_tm_queue, link) {
i++;
- io_req = (struct bnx2fc_cmd *)list;
list_del_init(&io_req->link);
io_req->on_tmf_queue = 0;
BNX2FC_IO_DBG(io_req, "tm_queue cleanup\n");
@@ -201,9 +198,8 @@ void bnx2fc_flush_active_ios(struct bnx2fc_rport *tgt)
complete(&io_req->tm_done);
}
- list_for_each_safe(list, tmp, &tgt->els_queue) {
+ list_for_each_entry_safe(io_req, tmp, &tgt->els_queue, link) {
i++;
- io_req = (struct bnx2fc_cmd *)list;
list_del_init(&io_req->link);
io_req->on_active_queue = 0;
@@ -227,9 +223,8 @@ void bnx2fc_flush_active_ios(struct bnx2fc_rport *tgt)
}
}
- list_for_each_safe(list, tmp, &tgt->io_retire_queue) {
+ list_for_each_entry_safe(io_req, tmp, &tgt->io_retire_queue, link) {
i++;
- io_req = (struct bnx2fc_cmd *)list;
list_del_init(&io_req->link);
BNX2FC_IO_DBG(io_req, "retire_queue flush\n");