diff options
| author | Warner Losh <imp@bsdimp.com> | 2022-01-31 13:40:36 -0700 |
|---|---|---|
| committer | Warner Losh <imp@bsdimp.com> | 2022-06-10 22:00:48 -0600 |
| commit | 883808d84895804a3a98e211001c3edf42355b66 (patch) | |
| tree | d667a1ef903291746e1478b1708a67d30e91beee /bsd-user | |
| parent | 1ed771b21cdb86486bd8b840d1b91bb1cd9d945e (diff) | |
bsd-user/freebsd/os-syscall.c: unlock_iovec
Releases the references to the iovec created by lock_iovec.
Signed-off-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'bsd-user')
| -rw-r--r-- | bsd-user/freebsd/os-syscall.c | 14 |
1 files changed, 14 insertions, 0 deletions
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 |