cirno/plan9front
1
0
Fork 0
mirror of git://git.9front.org/plan9front/plan9front synced 2025-01-12 11:10:06 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

gefs: fix use after free in putconn()

Browse source
This commit is contained in:
cinap_lenrek 2024-08-30 18:54:43 +00:00
parent 15341e1116
commit 0ab0a036ed
1 changed files with 4 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
sys/src/cmd/gefs/fs.c
View file

@ -2291,7 +2291,7 @@ putconn(Conn *c)
{
Conn **pp;
Amsg *a;
Fid *f;
Fid *f, *nf;
int i;
if(adec(&c->ref) != 0)
@ -2314,7 +2314,9 @@ putconn(Conn *c)
for(i = 0; i < Nfidtab; i++){
lock(&c->fidtablk[i]);
for(f = c->fidtab[i]; f != nil; f = f->next){
for(f = c->fidtab[i]; f != nil; f = nf){
nf = f->next;
ainc(&f->ref);
lock(f);
a = nil;
clunkfid(c, f, &a);