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kernel: stack: error handling

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Add runtime error checking for both k_stack_push and k_stack_cleanup.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>
This commit is contained in:
Anas Nashif 2019-06-16 08:58:10 -04:00
commit 1ed67d1d51
2 changed files with 20 additions and 13 deletions
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9
include/kernel.h
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@ -2708,9 +2708,11 @@ __syscall s32_t k_stack_alloc_init(struct k_stack *stack,
* if the buffer wasn't dynamically allocated.
*
* @param stack Address of the stack.
* @retval 0 on success
* @retval -EAGAIN when object is still in use
* @req K-STACK-001
*/
void k_stack_cleanup(struct k_stack *stack);
int k_stack_cleanup(struct k_stack *stack);
/**
* @brief Push an element onto a stack.
@ -2722,10 +2724,11 @@ void k_stack_cleanup(struct k_stack *stack);
* @param stack Address of the stack.
* @param data Value to push onto the stack.
*
* @return N/A
* @retval 0 on success
* @retval -ENOMEM if stack is full
* @req K-STACK-001
*/
__syscall void k_stack_push(struct k_stack *stack, stack_data_t data);
__syscall int k_stack_push(struct k_stack *stack, stack_data_t data);
/**
* @brief Pop an element from a stack.