[PATCH v4 10/42] bus/cdx: use rte strerror

[Dengdui Huang]

The function strerror() is insecure in a multi-thread environment.
This patch uses rte_strerror() to replace it.

Cc: sta...@dpdk.org

Signed-off-by: Dengdui Huang <huangdeng...@huawei.com>
Acked-by: Chengwen Feng <fengcheng...@huawei.com>
Acked-by: Morten Brørup <m...@smartsharesystems.com>
---
 drivers/bus/cdx/cdx.c      |  2 +-
 drivers/bus/cdx/cdx_vfio.c | 13 +++++++------
 2 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/drivers/bus/cdx/cdx.c b/drivers/bus/cdx/cdx.c
index 62b108e082..747f53b17f 100644
--- a/drivers/bus/cdx/cdx.c
+++ b/drivers/bus/cdx/cdx.c
@@ -271,7 +271,7 @@ cdx_scan(void)
        dir = opendir(RTE_CDX_BUS_DEVICES_PATH);
        if (dir == NULL) {
                CDX_BUS_INFO("%s(): opendir failed: %s", __func__,
-                       strerror(errno));
+                       rte_strerror(errno));
                return 0;
        }
 
diff --git a/drivers/bus/cdx/cdx_vfio.c b/drivers/bus/cdx/cdx_vfio.c
index 664f267471..87e69e0082 100644
--- a/drivers/bus/cdx/cdx_vfio.c
+++ b/drivers/bus/cdx/cdx_vfio.c
@@ -20,6 +20,7 @@
 #include <rte_eal_paging.h>
 #include <rte_malloc.h>
 #include <rte_vfio.h>
+#include <rte_errno.h>
 
 #include "bus_cdx_driver.h"
 #include "cdx_logs.h"
@@ -204,7 +205,7 @@ cdx_vfio_setup_interrupts(struct rte_cdx_device *dev, int 
vfio_dev_fd,
                ret = ioctl(vfio_dev_fd, VFIO_DEVICE_GET_IRQ_INFO, &irq);
                if (ret < 0) {
                        CDX_BUS_ERR("Cannot get VFIO IRQ info, error %i (%s)",
-                               errno, strerror(errno));
+                               errno, rte_strerror(errno));
                        return -1;
                }
 
@@ -222,7 +223,7 @@ cdx_vfio_setup_interrupts(struct rte_cdx_device *dev, int 
vfio_dev_fd,
                fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
                if (fd < 0) {
                        CDX_BUS_ERR("Cannot set up eventfd, error %i (%s)",
-                               errno, strerror(errno));
+                               errno, rte_strerror(errno));
                        return -1;
                }
 
@@ -255,7 +256,7 @@ cdx_vfio_setup_device(struct rte_cdx_device *dev, int 
vfio_dev_fd,
         */
        if (ioctl(vfio_dev_fd, VFIO_DEVICE_RESET) && errno != EINVAL) {
                CDX_BUS_ERR("Unable to reset device! Error: %d (%s)", errno,
-                       strerror(errno));
+                       rte_strerror(errno));
                return -1;
        }
 
@@ -423,7 +424,7 @@ cdx_vfio_map_resource_primary(struct rte_cdx_device *dev)
                ret = cdx_vfio_get_region_info(vfio_dev_fd, &reg, i);
                if (ret < 0) {
                        CDX_BUS_ERR("%s cannot get device region info error %i 
(%s)",
-                               dev_name, errno, strerror(errno));
+                               dev_name, errno, rte_strerror(errno));
                        goto err_vfio_res;
                }
 
@@ -451,7 +452,7 @@ cdx_vfio_map_resource_primary(struct rte_cdx_device *dev)
                ret = cdx_vfio_mmap_resource(vfio_dev_fd, vfio_res, i, 0);
                if (ret < 0) {
                        CDX_BUS_ERR("%s mapping region %i failed: %s",
-                               cdx_addr, i, strerror(errno));
+                               cdx_addr, i, rte_strerror(errno));
                        free(reg);
                        goto err_vfio_res;
                }
@@ -519,7 +520,7 @@ cdx_vfio_map_resource_secondary(struct rte_cdx_device *dev)
                ret = cdx_vfio_mmap_resource(vfio_dev_fd, vfio_res, i, 
MAP_FIXED);
                if (ret < 0) {
                        CDX_BUS_ERR("%s mapping MMIO region %i failed: %s",
-                               dev_name, i, strerror(errno));
+                               dev_name, i, rte_strerror(errno));
                        goto err_vfio_dev_fd;
                }
 
-- 
2.33.0