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Merge pull request #4508 from Guozhanxin/add_error_check 

add error checks of rt_mutex_create()
This commit is contained in:
Bernard Xiong 2021-04-03 23:24:34 +08:00 committed by GitHub
parent eec83be864 d49cc64524
commit 1e4a463f36
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 14 additions and 1 deletions
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6
bsp/simulator/drivers/sd_sim.c
View File

@ -133,7 +133,6 @@ static rt_err_t rt_sdcard_control(rt_device_t dev, int cmd, void *args)
return RT_EOK; return RT_EOK;
} }
rt_err_t rt_hw_sdcard_init(const char *spi_device_name) rt_err_t rt_hw_sdcard_init(const char *spi_device_name)
{ {
int size; int size;
@ -144,6 +143,11 @@ rt_err_t rt_hw_sdcard_init(const char *spi_device_name)
device = &(sd->parent); device = &(sd->parent);
lock = rt_mutex_create("lock", RT_IPC_FLAG_FIFO); lock = rt_mutex_create("lock", RT_IPC_FLAG_FIFO);
if (lock == RT_NULL)
{
LOG_E("Create mutex in rt_hw_sdcard_init failed!");
return -RT_ERROR;
}
/* open sd card file, if not exist, then create it */ /* open sd card file, if not exist, then create it */
sd->file = fopen(SDCARD_SIM, "rb+"); sd->file = fopen(SDCARD_SIM, "rb+");

4
bsp/simulator/drivers/sdl_fb.c
View File

@ -221,6 +221,10 @@ static void sdlfb_hw_init(void)
rt_device_register(RT_DEVICE(&_device), "sdl", RT_DEVICE_FLAG_RDWR); rt_device_register(RT_DEVICE(&_device), "sdl", RT_DEVICE_FLAG_RDWR);
sdllock = rt_mutex_create("fb", RT_IPC_FLAG_FIFO); sdllock = rt_mutex_create("fb", RT_IPC_FLAG_FIFO);
if (sdllock == RT_NULL)
{
LOG_E("Create mutex for sdlfb failed!");
}
} }
#ifdef _WIN32 #ifdef _WIN32

5
bsp/stm32f20x/Drivers/i2c.c
View File

@ -572,6 +572,11 @@ void I2C1_INIT()
rt_event_init(&i2c_event, "i2c_event", RT_IPC_FLAG_FIFO ); rt_event_init(&i2c_event, "i2c_event", RT_IPC_FLAG_FIFO );
i2c_mux = rt_mutex_create("i2c_mux", RT_IPC_FLAG_FIFO ); i2c_mux = rt_mutex_create("i2c_mux", RT_IPC_FLAG_FIFO );
if (i2c_mux == RT_NULL)
{
LOG_E("Create mutex for i2c_mux failed!");
return;
}
i2c1_init_flag = 1; i2c1_init_flag = 1;
} }
} }