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cwfs: fix listen filedescriptor leaks

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This commit is contained in:
cinap_lenrek 2019-10-04 18:54:01 +02:00
parent dea2905783
commit af23bb343a
1 changed files with 12 additions and 10 deletions
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22
sys/src/cmd/cwfs/net.c
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@ -49,26 +49,28 @@ char *annstrs[Maxnets];
static void
neti(void *v)
{
int lisfd, accfd;
NetConnInfo *nci;
Network *net;
char *addr;
int nctl, data;
net = v;
for(;;) {
if((lisfd = listen(net->anndir, net->lisdir)) < 0){
if((nctl = listen(net->anndir, net->lisdir)) < 0){
fprint(2, "%s: listen %s failed: %r\n", argv0, net->anndir);
break;
}
/* got new call on lisfd */
if((accfd = accept(lisfd, net->lisdir)) < 0){
fprint(2, "%s: accept %d (from %s) failed: %r\n", argv0, lisfd, net->lisdir);
close(lisfd);
if((data = accept(nctl, net->lisdir)) < 0){
fprint(2, "%s: accept %s failed: %r\n", argv0, net->lisdir);
close(nctl);
continue;
}
nci = getnetconninfo(net->lisdir, accfd);
if(srvchan(accfd, nci->raddr) == nil){
fprint(2, "%s: srvchan failed for: %s\n", argv0, nci->raddr);
close(accfd);
close(nctl);
nci = getnetconninfo(net->lisdir, data);
addr = nci == nil ? "unknown" : nci->raddr;
if(srvchan(data, addr) == nil){
fprint(2, "%s: srvchan failed for: %s\n", argv0, addr);
close(data);
}
freenetconninfo(nci);
}