Commit 1f99a0ca authored by Naiyuan Tian's avatar Naiyuan Tian Committed by Christopher Friedt
Browse files

tests: threads: fix uninitialized scalar variable 



In the file variable val is not initialized,
causing the variable stack_ptr, pos, points to uninitialized data.
Initialize the variable val according to the code and commits.

Fixes #37916

Signed-off-by: default avatarNaiyuan Tian <naiyuan.tian@intel.com>
parent 1af1052d

tests/kernel/threads/thread_stack/src/main.c

+2 −1
Original line number Diff line number Diff line
@@ -92,7 +92,7 @@ void stack_buffer_scenarios(void) 
	k_thread_stack_t *stack_obj = scenario_data.stack;

	size_t obj_size = scenario_data.object_size;

	size_t stack_size, unused, carveout, reserved, alignment, adjusted;

	uint8_t val;

	uint8_t val = 0;

	char *stack_start, *stack_ptr, *stack_end, *obj_start, *obj_end;

	char *stack_buf;

	volatile char *pos;
@@ -161,6 +161,7 @@ void stack_buffer_scenarios(void) 
	 * First test does direct read & write starting at the estimated

	 * stack pointer up to the highest addresses in the buffer

	 */

	val = *stack_start;

	stack_ptr = &val;

	for (pos = stack_ptr; pos < stack_end; pos++) {

		/* pos is volatile so this doesn't get optimized out */

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