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[HUST CSE][components][udisk.c] add two checkout procedures after malloc to make sure allocating successfully (#7475)

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kunpHust 2023-05-15 14:35:38 +08:00 committed by GitHub
parent ca58456843
commit 7a2bccd1c2
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1 changed files with 14 additions and 0 deletions
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14
components/drivers/usb/usbhost/class/udisk.c
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@ -13,6 +13,10 @@
#include <drivers/usb_host.h>
#include "mass.h"
#define DBG_TAG "usbhost.udisk"
#define DBG_LVL DBG_INFO
#include <rtdbg.h>
#ifdef RT_USBH_MSTORAGE
#define UDISK_MAX_COUNT 8
@ -311,6 +315,11 @@ rt_err_t rt_udisk_run(struct uhintf* intf)
if (ret == RT_EOK)
{
struct ustor_data* data = rt_malloc(sizeof(struct ustor_data));
if (data == RT_NULL)
{
LOG_E("Allocate partition data buffer failed.");
continue;
}
rt_memset(data, 0, sizeof(struct ustor_data));
data->intf = intf;
data->udisk_id = udisk_get_id();
@ -349,6 +358,11 @@ rt_err_t rt_udisk_run(struct uhintf* intf)
if(i == 0)
{
struct ustor_data* data = rt_malloc(sizeof(struct ustor_data));
if (data == RT_NULL)
{
LOG_E("Allocate partition data buffer failed.");
break;
}
rt_memset(data, 0, sizeof(struct ustor_data));
data->udisk_id = udisk_get_id();