From 883808d84895804a3a98e211001c3edf42355b66 Mon Sep 17 00:00:00 2001 From: Warner Losh Date: Mon, 31 Jan 2022 13:40:36 -0700 Subject: [PATCH] bsd-user/freebsd/os-syscall.c: unlock_iovec Releases the references to the iovec created by lock_iovec. Signed-off-by: Warner Losh Reviewed-by: Richard Henderson --- bsd-user/freebsd/os-syscall.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c index 67851937a8..52093d479d 100644 --- a/bsd-user/freebsd/os-syscall.c +++ b/bsd-user/freebsd/os-syscall.c @@ -175,6 +175,20 @@ fail2: return NULL; } +void unlock_iovec(struct iovec *vec, abi_ulong target_addr, + int count, int copy) +{ + struct target_iovec *target_vec; + + target_vec = lock_user(VERIFY_READ, target_addr, + count * sizeof(struct target_iovec), 1); + if (target_vec) { + helper_unlock_iovec(target_vec, target_addr, vec, count, copy); + } + + g_free(vec); +} + /* * do_syscall() should always have a single exit point at the end so that * actions, such as logging of syscall results, can be performed. All errnos -- 2.39.2