tcp hpts: improve consistency

The target_slot argument of max_slots_available() can be NULL.
Therefore, check for this in all places.
Right now, all callers provide non-NULL pointer.

Reported by:		Coverity Scan
CID:			1527732
Reviewed by:		rrs
MFC after:		3 days
Sponsored by:		Netflix, Inc.
Differential Revision:	https://reviews.freebsd.org/D44527

This commit is contained in:

Michael Tuexen

2024-04-01 21:51:59 +02:00

parent dd286b0dc1

commit b600644fdd

1 changed files with 2 additions and 1 deletions

									
										sys/netinet/tcp_hpts.c
									
		+2
		-1
	
												View File
												
				@@ -759,7 +759,8 @@ max_slots_available(struct tcp_hpts_entry *hpts, uint32_t wheel_slot, uint32_t *

						 * "0".

						 */

						counter_u64_add(combined_wheel_wrap, 1);

						*target_slot = hpts->p_nxt_slot;

						if (target_slot)

							*target_slot = hpts->p_nxt_slot;

						return (0);

					} else {

						/*