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2024-01-03 2f7c68cb55ecb7331f2381deb497c27155f32faf

 kernel/drivers/hwtracing/coresight/coresight-tmc-etf.c
.. .. @@ -428,7 +428,7 @@
428 428  		return -EINVAL;
429 429  
430 430  	/* wrap head around to the amount of space we have */
431 -	head = handle->head & ((buf->nr_pages << PAGE_SHIFT) - 1);
431 +	head = handle->head & (((unsigned long)buf->nr_pages << PAGE_SHIFT) - 1);
432 432  
433 433  	/* find the page to write to */
434 434  	buf->cur = head / PAGE_SIZE;

..	..	@@ -428,7 +428,7 @@
428	428	return -EINVAL;
429	429
430	430	/* wrap head around to the amount of space we have */
431		- head = handle->head & ((buf->nr_pages << PAGE_SHIFT) - 1);
	431	+ head = handle->head & (((unsigned long)buf->nr_pages << PAGE_SHIFT) - 1);
432	432
433	433	/* find the page to write to */
434	434	buf->cur = head / PAGE_SIZE;