1 files changed, 18 insertions, 15 deletions

diff --git a/drivers/s390/cio/qdio.c b/drivers/s390/cio/qdio.c
index 45ce032772f4..814f9258ce00 100644
--- a/drivers/s390/cio/qdio.c
+++ b/drivers/s390/cio/qdio.c
@@ -165,8 +165,13 @@ qdio_do_eqbs(struct qdio_q *q, unsigned char *state,
 	q_no = q->q_no;
 	if(!q->is_input_q)
 		q_no += irq->no_input_qs;
+again:
 	ccq = do_eqbs(irq->sch_token, state, q_no, start, cnt);
 	rc = qdio_check_ccq(q, ccq);
+	if (rc == 1) {
+		QDIO_DBF_TEXT5(1,trace,"eqAGAIN");
+		goto again;
+	}
 	if (rc < 0) {
                 QDIO_DBF_TEXT2(1,trace,"eqberr");
                 sprintf(dbf_text,"%2x,%2x,%d,%d",tmp_cnt, *cnt, ccq, q_no);
@@ -195,8 +200,13 @@ qdio_do_sqbs(struct qdio_q *q, unsigned char state,
 	q_no = q->q_no;
 	if(!q->is_input_q)
 		q_no += irq->no_input_qs;
+again:
 	ccq = do_sqbs(irq->sch_token, state, q_no, start, cnt);
 	rc = qdio_check_ccq(q, ccq);
+	if (rc == 1) {
+		QDIO_DBF_TEXT5(1,trace,"sqAGAIN");
+		goto again;
+	}
 	if (rc < 0) {
                 QDIO_DBF_TEXT3(1,trace,"sqberr");
                 sprintf(dbf_text,"%2x,%2x,%d,%d",tmp_cnt,*cnt,ccq,q_no);
@@ -1187,8 +1197,7 @@ tiqdio_is_inbound_q_done(struct qdio_q *q)
 
 	if (!no_used)
 		return 1;
-
-	if (!q->siga_sync)
+	if (!q->siga_sync && !irq->is_qebsm)
 		/* we'll check for more primed buffers in qeth_stop_polling */
 		return 0;
 	if (irq->is_qebsm) {
@@ -1677,16 +1686,14 @@ qdio_alloc_qs(struct qdio_irq *irq_ptr,
 	int result=-ENOMEM;
 
 	for (i=0;i<no_input_qs;i++) {
-		q=kmalloc(sizeof(struct qdio_q),GFP_KERNEL);
+		q = kzalloc(sizeof(struct qdio_q), GFP_KERNEL);
 
 		if (!q) {
 			QDIO_PRINT_ERR("kmalloc of q failed!\n");
 			goto out;
 		}
 
-		memset(q,0,sizeof(struct qdio_q));
-
-		q->slib=kmalloc(PAGE_SIZE,GFP_KERNEL);
+		q->slib = kmalloc(PAGE_SIZE, GFP_KERNEL);
 		if (!q->slib) {
 			QDIO_PRINT_ERR("kmalloc of slib failed!\n");
 			goto out;
@@ -1696,14 +1703,12 @@ qdio_alloc_qs(struct qdio_irq *irq_ptr,
 	}
 
 	for (i=0;i<no_output_qs;i++) {
-		q=kmalloc(sizeof(struct qdio_q),GFP_KERNEL);
+		q = kzalloc(sizeof(struct qdio_q), GFP_KERNEL);
 
 		if (!q) {
 			goto out;
 		}
 
-		memset(q,0,sizeof(struct qdio_q));
-
 		q->slib=kmalloc(PAGE_SIZE,GFP_KERNEL);
 		if (!q->slib) {
 			QDIO_PRINT_ERR("kmalloc of slib failed!\n");
@@ -2975,7 +2980,7 @@ qdio_allocate(struct qdio_initialize *init_data)
 	qdio_allocate_do_dbf(init_data);
 
 	/* create irq */
-	irq_ptr=kmalloc(sizeof(struct qdio_irq), GFP_KERNEL | GFP_DMA);
+	irq_ptr = kzalloc(sizeof(struct qdio_irq), GFP_KERNEL | GFP_DMA);
 
 	QDIO_DBF_TEXT0(0,setup,"irq_ptr:");
 	QDIO_DBF_HEX0(0,setup,&irq_ptr,sizeof(void*));
@@ -2985,8 +2990,6 @@ qdio_allocate(struct qdio_initialize *init_data)
 		return -ENOMEM;
 	}
 
-	memset(irq_ptr,0,sizeof(struct qdio_irq));
-
 	init_MUTEX(&irq_ptr->setting_up_sema);
 
 	/* QDR must be in DMA area since CCW data address is only 32 bit */
@@ -3677,10 +3680,10 @@ qdio_get_qdio_memory(void)
 
 	for (i=1;i<INDICATORS_PER_CACHELINE;i++)
 		indicator_used[i]=0;
-	indicators=(__u32*)kmalloc(sizeof(__u32)*(INDICATORS_PER_CACHELINE),
+	indicators = kzalloc(sizeof(__u32)*(INDICATORS_PER_CACHELINE),
 				   GFP_KERNEL);
-       	if (!indicators) return -ENOMEM;
-	memset(indicators,0,sizeof(__u32)*(INDICATORS_PER_CACHELINE));
+       	if (!indicators)
+		return -ENOMEM;
 	return 0;
 }