diff options
Diffstat (limited to 'freebsd/sys/netinet/cc/cc_newreno.c')
| -rw-r--r-- | freebsd/sys/netinet/cc/cc_newreno.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/freebsd/sys/netinet/cc/cc_newreno.c b/freebsd/sys/netinet/cc/cc_newreno.c index 2450f08e..b1307c92 100644 --- a/freebsd/sys/netinet/cc/cc_newreno.c +++ b/freebsd/sys/netinet/cc/cc_newreno.c @@ -81,8 +81,6 @@ __FBSDID("$FreeBSD$"); static MALLOC_DEFINE(M_NEWRENO, "newreno data", "newreno beta values"); -#define CAST_PTR_INT(X) (*((int*)(X))) - static void newreno_cb_destroy(struct cc_var *ccv); static void newreno_ack_received(struct cc_var *ccv, uint16_t type); static void newreno_after_idle(struct cc_var *ccv); @@ -366,15 +364,21 @@ newreno_ctl_output(struct cc_var *ccv, struct sockopt *sopt, void *buf) static int newreno_beta_handler(SYSCTL_HANDLER_ARGS) { + int error; + uint32_t new; - if (req->newptr != NULL ) { + new = *(uint32_t *)arg1; + error = sysctl_handle_int(oidp, &new, 0, req); + if (error == 0 && req->newptr != NULL ) { if (arg1 == &VNET_NAME(newreno_beta_ecn) && !V_cc_do_abe) - return (EACCES); - if (CAST_PTR_INT(req->newptr) <= 0 || CAST_PTR_INT(req->newptr) > 100) - return (EINVAL); + error = EACCES; + else if (new == 0 || new > 100) + error = EINVAL; + else + *(uint32_t *)arg1 = new; } - return (sysctl_handle_int(oidp, arg1, arg2, req)); + return (error); } SYSCTL_DECL(_net_inet_tcp_cc_newreno); |