5 files changed, 17 insertions, 35 deletions

diff --git a/drivers/crypto/cavium/nitrox/nitrox_debugfs.c b/drivers/crypto/cavium/nitrox/nitrox_debugfs.c
index 0196b992280f..848ec93d4333 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_debugfs.c
+++ b/drivers/crypto/cavium/nitrox/nitrox_debugfs.c
@@ -55,31 +55,14 @@ void nitrox_debugfs_exit(struct nitrox_device *ndev)
 	ndev->debugfs_dir = NULL;
 }
 
-int nitrox_debugfs_init(struct nitrox_device *ndev)
+void nitrox_debugfs_init(struct nitrox_device *ndev)
 {
-	struct dentry *dir, *f;
+	struct dentry *dir;
 
 	dir = debugfs_create_dir(KBUILD_MODNAME, NULL);
-	if (!dir)
-		return -ENOMEM;
 
 	ndev->debugfs_dir = dir;
-	f = debugfs_create_file("firmware", 0400, dir, ndev,
-				&firmware_fops);
-	if (!f)
-		goto err;
-	f = debugfs_create_file("device", 0400, dir, ndev,
-				&device_fops);
-	if (!f)
-		goto err;
-	f = debugfs_create_file("stats", 0400, dir, ndev,
-				&stats_fops);
-	if (!f)
-		goto err;
-
-	return 0;
-
-err:
-	nitrox_debugfs_exit(ndev);
-	return -ENODEV;
+	debugfs_create_file("firmware", 0400, dir, ndev, &firmware_fops);
+	debugfs_create_file("device", 0400, dir, ndev, &device_fops);
+	debugfs_create_file("stats", 0400, dir, ndev, &stats_fops);
 }
diff --git a/drivers/crypto/cavium/nitrox/nitrox_debugfs.h b/drivers/crypto/cavium/nitrox/nitrox_debugfs.h
index a8d85ffa619c..f177b79bbab0 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_debugfs.h
+++ b/drivers/crypto/cavium/nitrox/nitrox_debugfs.h
@@ -5,12 +5,11 @@
 #include "nitrox_dev.h"
 
 #ifdef CONFIG_DEBUG_FS
-int nitrox_debugfs_init(struct nitrox_device *ndev);
+void nitrox_debugfs_init(struct nitrox_device *ndev);
 void nitrox_debugfs_exit(struct nitrox_device *ndev);
 #else
-static inline int nitrox_debugfs_init(struct nitrox_device *ndev)
+static inline void nitrox_debugfs_init(struct nitrox_device *ndev)
 {
-	return 0;
 }
 
 static inline void nitrox_debugfs_exit(struct nitrox_device *ndev)
diff --git a/drivers/crypto/cavium/nitrox/nitrox_lib.c b/drivers/crypto/cavium/nitrox/nitrox_lib.c
index 9138bae12521..4ace9bcd603a 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_lib.c
+++ b/drivers/crypto/cavium/nitrox/nitrox_lib.c
@@ -25,9 +25,9 @@ static int nitrox_cmdq_init(struct nitrox_cmdq *cmdq, int align_bytes)
 	struct nitrox_device *ndev = cmdq->ndev;
 
 	cmdq->qsize = (ndev->qlen * cmdq->instr_size) + align_bytes;
-	cmdq->unalign_base = dma_zalloc_coherent(DEV(ndev), cmdq->qsize,
-						 &cmdq->unalign_dma,
-						 GFP_KERNEL);
+	cmdq->unalign_base = dma_alloc_coherent(DEV(ndev), cmdq->qsize,
+						&cmdq->unalign_dma,
+						GFP_KERNEL);
 	if (!cmdq->unalign_base)
 		return -ENOMEM;
 
diff --git a/drivers/crypto/cavium/nitrox/nitrox_main.c b/drivers/crypto/cavium/nitrox/nitrox_main.c
index 014e9863c20e..faa78f651238 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_main.c
+++ b/drivers/crypto/cavium/nitrox/nitrox_main.c
@@ -404,9 +404,7 @@ static int nitrox_probe(struct pci_dev *pdev,
 	if (err)
 		goto pf_hw_fail;
 
-	err = nitrox_debugfs_init(ndev);
-	if (err)
-		goto pf_hw_fail;
+	nitrox_debugfs_init(ndev);
 
 	/* clear the statistics */
 	atomic64_set(&ndev->stats.posted, 0);
diff --git a/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c b/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c
index e34e4df8fd24..4c97478d44bd 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c
+++ b/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c
@@ -537,6 +537,8 @@ static void process_response_list(struct nitrox_cmdq *cmdq)
 	struct nitrox_device *ndev = cmdq->ndev;
 	struct nitrox_softreq *sr;
 	int req_completed = 0, err = 0, budget;
+	completion_t callback;
+	void *cb_arg;
 
 	/* check all pending requests */
 	budget = atomic_read(&cmdq->pending_count);
@@ -564,13 +566,13 @@ static void process_response_list(struct nitrox_cmdq *cmdq)
 		smp_mb__after_atomic();
 		/* remove from response list */
 		response_list_del(sr, cmdq);
-
 		/* ORH error code */
 		err = READ_ONCE(*sr->resp.orh) & 0xff;
+		callback = sr->callback;
+		cb_arg = sr->cb_arg;
 		softreq_destroy(sr);
-
-		if (sr->callback)
-			sr->callback(sr->cb_arg, err);
+		if (callback)
+			callback(cb_arg, err);
 
 		req_completed++;
 	}