diff options
Diffstat (limited to 'sys/kern/uipc_syscalls.c')
| -rw-r--r-- | sys/kern/uipc_syscalls.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/sys/kern/uipc_syscalls.c b/sys/kern/uipc_syscalls.c index f00d77fac8d0..2581d2c83999 100644 --- a/sys/kern/uipc_syscalls.c +++ b/sys/kern/uipc_syscalls.c @@ -1987,7 +1987,7 @@ filt_sfsync(struct knote *kn, long hint) /* * Detach mapped page and release resources back to the system. */ -int +void sf_buf_mext(struct mbuf *mb, void *addr, void *args) { vm_page_t m; @@ -2009,10 +2009,6 @@ sf_buf_mext(struct mbuf *mb, void *addr, void *args) sfs = addr; sf_sync_deref(sfs); } - /* - * sfs may be invalid at this point, don't use it! - */ - return (EXT_FREE_OK); } /* @@ -3066,14 +3062,14 @@ retry_space: m0 = m_get((mnw ? M_NOWAIT : M_WAITOK), MT_DATA); if (m0 == NULL) { error = (mnw ? EAGAIN : ENOBUFS); - (void)sf_buf_mext(NULL, NULL, sf); + sf_buf_mext(NULL, NULL, sf); break; } if (m_extadd(m0, (caddr_t )sf_buf_kva(sf), PAGE_SIZE, sf_buf_mext, sfs, sf, M_RDONLY, EXT_SFBUF, (mnw ? M_NOWAIT : M_WAITOK)) != 0) { error = (mnw ? EAGAIN : ENOBUFS); - (void)sf_buf_mext(NULL, NULL, sf); + sf_buf_mext(NULL, NULL, sf); m_freem(m0); break; } |