[Coverity CID :219652] Unchecked return value in drivers/gpio/gpio_stm32.c

[zephyrbot]

Static code scan issues found in file:

https:/zephyrproject-rtos/zephyr/tree/bd97359a5338b2542d19011b6d6aa1d8d1b9cc3f/drivers/gpio/gpio_stm32.c#L367

Category: Error handling issues
Function: gpio_stm32_enable_int
Component: Drivers
CID: 219652

Details:

zephyr/drivers/gpio/gpio_stm32.c

Line 367 in bd97359

clock_control_on(clk, (clock_control_subsys_t *) &pclken);

361     #else
362             .bus = STM32_CLOCK_BUS_APB2,
363             .enr = LL_APB2_GRP1_PERIPH_SYSCFG
364     #endif /* CONFIG_SOC_SERIES_STM32H7X */
365         };
366         /* Enable SYSCFG clock */
>>>     CID 219652:  Error handling issues  (CHECKED_RETURN)
>>>     Calling "clock_control_on" without checking return value (as is done elsewhere 24 out of 30 times).
367         clock_control_on(clk, (clock_control_subsys_t *) &pclken);
368     #endif
369    
370         gpio_stm32_set_exti_source(port, pin);
371    
372         return 0;

Please fix or provide comments in coverity using the link:

https://scan9.coverity.com/reports.htm#v32951/p12996.

Note: This issue was created automatically. Priority was set based on classification
of the file affected and the impact field in coverity. Assignees were set using the CODEOWNERS file.