Message ID | 20190325024106.10808-1-yuehaibing@huawei.com |
---|---|
State | Rejected |
Delegated to: | David Miller |
Headers | show |
Series | [v3] dccp: Fix memleak in __feat_register_sp | expand |
I said DO NOT submit any networking patches for at least 2 days, and yet you still posted a followup to this? Please don't. I'm ignoring all of your submissions for at least 2 days.
On 3/25/2019 8:11 AM, Yue Haibing wrote: > From: YueHaibing <yuehaibing@huawei.com> > > If dccp_feat_push_change fails, we forget free the mem > which is alloced by kmemdup in dccp_feat_clone_sp_val. > > Reported-by: Hulk Robot <hulkci@huawei.com> > Fixes: e8ef967a54f4 ("dccp: Registration routines for changing feature values") > Signed-off-by: YueHaibing <yuehaibing@huawei.com> Reviewed-by: Mukesh Ojha <mojha@codeaurora.org> -Mukesh > --- > v3: fix compile issue, sorry for this again > v2: kfree 'val --> 'fval' > --- > net/dccp/feat.c | 7 ++++++- > 1 file changed, 6 insertions(+), 1 deletion(-) > > diff --git a/net/dccp/feat.c b/net/dccp/feat.c > index f227f00..db87d9f 100644 > --- a/net/dccp/feat.c > +++ b/net/dccp/feat.c > @@ -738,7 +738,12 @@ static int __feat_register_sp(struct list_head *fn, u8 feat, u8 is_local, > if (dccp_feat_clone_sp_val(&fval, sp_val, sp_len)) > return -ENOMEM; > > - return dccp_feat_push_change(fn, feat, is_local, mandatory, &fval); > + if (dccp_feat_push_change(fn, feat, is_local, mandatory, &fval)) { > + kfree(fval.sp.vec); > + return -ENOMEM; > + } > + > + return 0; > } > > /**
diff --git a/net/dccp/feat.c b/net/dccp/feat.c index f227f00..db87d9f 100644 --- a/net/dccp/feat.c +++ b/net/dccp/feat.c @@ -738,7 +738,12 @@ static int __feat_register_sp(struct list_head *fn, u8 feat, u8 is_local, if (dccp_feat_clone_sp_val(&fval, sp_val, sp_len)) return -ENOMEM; - return dccp_feat_push_change(fn, feat, is_local, mandatory, &fval); + if (dccp_feat_push_change(fn, feat, is_local, mandatory, &fval)) { + kfree(fval.sp.vec); + return -ENOMEM; + } + + return 0; } /**