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author | Gleb Smirnoff <glebius@FreeBSD.org> | 2021-11-10 19:35:50 +0000 |
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committer | Gleb Smirnoff <glebius@FreeBSD.org> | 2021-11-13 16:33:32 +0000 |
commit | ef396441ceb8bce4e5d7382ff7c76928721297a3 (patch) | |
tree | e614a67a7e2762dbde7857b0fb5941263cab5969 /sys/netinet | |
parent | 9a06a82455487991e6a71e5ce8e96c5bf3b8df3c (diff) | |
download | src-ef396441ceb8bce4e5d7382ff7c76928721297a3.tar.gz src-ef396441ceb8bce4e5d7382ff7c76928721297a3.zip |
tcp_usr_detach: revert debugging piece from f5cf1e5f5a500.
The code was probably useful during the problem being chased down,
but for brevity makes sense just to return to the original KASSERT.
Reviewed by: rrs
Differential revision: https://reviews.freebsd.org/D32968
Diffstat (limited to 'sys/netinet')
-rw-r--r-- | sys/netinet/tcp_usrreq.c | 23 |
1 files changed, 3 insertions, 20 deletions
diff --git a/sys/netinet/tcp_usrreq.c b/sys/netinet/tcp_usrreq.c index 968e102248d7..198852cc8fac 100644 --- a/sys/netinet/tcp_usrreq.c +++ b/sys/netinet/tcp_usrreq.c @@ -66,7 +66,6 @@ __FBSDID("$FreeBSD$"); #include <sys/protosw.h> #include <sys/proc.h> #include <sys/jail.h> -#include <sys/syslog.h> #include <sys/stats.h> #ifdef DDB @@ -262,26 +261,10 @@ tcp_usr_detach(struct socket *so) * In all three cases the tcptw should not be freed here. */ if (inp->inp_flags & INP_DROPPED) { + KASSERT(tp == NULL, ("tcp_detach: INP_TIMEWAIT && " + "INP_DROPPED && tp != NULL")); in_pcbdetach(inp); - if (__predict_true(tp == NULL)) { - in_pcbfree(inp); - } else { - /* - * This case should not happen as in TIMEWAIT - * state the inp should not be destroyed before - * its tcptw. If INVARIANTS is defined, panic. - */ -#ifdef INVARIANTS - panic("%s: Panic before an inp double-free: " - "INP_TIMEWAIT && INP_DROPPED && tp != NULL" - , __func__); -#else - log(LOG_ERR, "%s: Avoid an inp double-free: " - "INP_TIMEWAIT && INP_DROPPED && tp != NULL" - , __func__); -#endif - INP_WUNLOCK(inp); - } + in_pcbfree(inp); } else { in_pcbdetach(inp); INP_WUNLOCK(inp); |