Merge branch 'next' (accumulated 3.16 merge window patches) into master

Now that 3.15 is released, this merges the 'next' branch into 'master',
bringing us to the normal situation where my 'master' branch is the
merge window.

* accumulated work in next: (6809 commits)
  ufs: sb mutex merge + mutex_destroy
  powerpc: update comments for generic idle conversion
  cris: update comments for generic idle conversion
  idle: remove cpu_idle() forward declarations
  nbd: zero from and len fields in NBD_CMD_DISCONNECT.
  mm: convert some level-less printks to pr_*
  MAINTAINERS: adi-buildroot-devel is moderated
  MAINTAINERS: add linux-api for review of API/ABI changes
  mm/kmemleak-test.c: use pr_fmt for logging
  fs/dlm/debug_fs.c: replace seq_printf by seq_puts
  fs/dlm/lockspace.c: convert simple_str to kstr
  fs/dlm/config.c: convert simple_str to kstr
  mm: mark remap_file_pages() syscall as deprecated
  mm: memcontrol: remove unnecessary memcg argument from soft limit functions
  mm: memcontrol: clean up memcg zoneinfo lookup
  mm/memblock.c: call kmemleak directly from memblock_(alloc|free)
  mm/mempool.c: update the kmemleak stack trace for mempool allocations
  lib/radix-tree.c: update the kmemleak stack trace for radix tree allocations
  mm: introduce kmemleak_update_trace()
  mm/kmemleak.c: use %u to print ->checksum
  ...

1 files changed, 26 insertions, 7 deletions

diff --git a/drivers/crypto/omap-des.c b/drivers/crypto/omap-des.c
index ec5f13162b73..b8bc84be8741 100644
--- a/drivers/crypto/omap-des.c
+++ b/drivers/crypto/omap-des.c
@@ -223,12 +223,19 @@ static void omap_des_write_n(struct omap_des_dev *dd, u32 offset,
 
 static int omap_des_hw_init(struct omap_des_dev *dd)
 {
+	int err;
+
 	/*
 	 * clocks are enabled when request starts and disabled when finished.
 	 * It may be long delays between requests.
 	 * Device might go to off mode to save power.
 	 */
-	pm_runtime_get_sync(dd->dev);
+	err = pm_runtime_get_sync(dd->dev);
+	if (err < 0) {
+		pm_runtime_put_noidle(dd->dev);
+		dev_err(dd->dev, "%s: failed to get_sync(%d)\n", __func__, err);
+		return err;
+	}
 
 	if (!(dd->flags & FLAGS_INIT)) {
 		dd->flags |= FLAGS_INIT;
@@ -1074,16 +1081,20 @@ static int omap_des_probe(struct platform_device *pdev)
 	if (err)
 		goto err_res;
 
-	dd->io_base = devm_request_and_ioremap(dev, res);
-	if (!dd->io_base) {
-		dev_err(dev, "can't ioremap\n");
-		err = -ENOMEM;
+	dd->io_base = devm_ioremap_resource(dev, res);
+	if (IS_ERR(dd->io_base)) {
+		err = PTR_ERR(dd->io_base);
 		goto err_res;
 	}
 	dd->phys_base = res->start;
 
 	pm_runtime_enable(dev);
-	pm_runtime_get_sync(dev);
+	err = pm_runtime_get_sync(dev);
+	if (err < 0) {
+		pm_runtime_put_noidle(dev);
+		dev_err(dd->dev, "%s: failed to get_sync(%d)\n", __func__, err);
+		goto err_get;
+	}
 
 	omap_des_dma_stop(dd);
 
@@ -1148,6 +1159,7 @@ err_algs:
 err_irq:
 	tasklet_kill(&dd->done_task);
 	tasklet_kill(&dd->queue_task);
+err_get:
 	pm_runtime_disable(dev);
 err_res:
 	dd = NULL;
@@ -1191,7 +1203,14 @@ static int omap_des_suspend(struct device *dev)
 
 static int omap_des_resume(struct device *dev)
 {
-	pm_runtime_get_sync(dev);
+	int err;
+
+	err = pm_runtime_get_sync(dev);
+	if (err < 0) {
+		pm_runtime_put_noidle(dev);
+		dev_err(dev, "%s: failed to get_sync(%d)\n", __func__, err);
+		return err;
+	}
 	return 0;
 }
 #endif