X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=examples%2Fvhost%2Fioat.c;h=71d8a1f1f597412e0a45efb816f91dc453d41ea7;hb=ecf1474a618ba77ef3c4471fdc004a8c5f3b4d11;hp=b2c74f65379f22668d576bae407fbb67882c7b3f;hpb=abec60e7115dc3197ffc94a1eee9353b9b808600;p=dpdk.git

diff --git a/examples/vhost/ioat.c b/examples/vhost/ioat.c
index b2c74f6537..71d8a1f1f5 100644
--- a/examples/vhost/ioat.c
+++ b/examples/vhost/ioat.c
@@ -1,9 +1,11 @@
 /* SPDX-License-Identifier: BSD-3-Clause
  * Copyright(c) 2010-2020 Intel Corporation
  */
+
+#include <sys/uio.h>
+#ifdef RTE_RAW_IOAT
 #include <rte_rawdev.h>
 #include <rte_ioat_rawdev.h>
-#include <sys/uio.h>
 
 #include "ioat.h"
 #include "main.h"
@@ -36,7 +38,7 @@ open_ioat(const char *value)
 	int ret = 0;
 	uint16_t i = 0;
 	char *dma_arg[MAX_VHOST_DEVICE];
-	uint8_t args_nr;
+	int args_nr;
 
 	while (isblank(*addrs))
 		addrs++;
@@ -54,9 +56,18 @@ open_ioat(const char *value)
 	}
 	args_nr = rte_strsplit(substr, strlen(substr),
 			dma_arg, MAX_VHOST_DEVICE, ',');
-	do {
+	if (args_nr <= 0) {
+		ret = -1;
+		goto out;
+	}
+	while (i < args_nr) {
 		char *arg_temp = dma_arg[i];
-		rte_strsplit(arg_temp, strlen(arg_temp), ptrs, 2, '@');
+		uint8_t sub_nr;
+		sub_nr = rte_strsplit(arg_temp, strlen(arg_temp), ptrs, 2, '@');
+		if (sub_nr != 2) {
+			ret = -1;
+			goto out;
+		}
 
 		start = strstr(ptrs[0], "txd");
 		if (start == NULL) {
@@ -105,7 +116,7 @@ open_ioat(const char *value)
 
 		dma_info->nr++;
 		i++;
-	} while (i < args_nr);
+	}
 out:
 	free(input);
 	return ret;
@@ -199,3 +210,5 @@ ioat_check_completed_copies_cb(int vid, uint16_t queue_id,
 	/* Opaque data is not supported */
 	return -1;
 }
+
+#endif /* RTE_RAW_IOAT */