xfnw/plan9fox
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

ether8139: fix pointer truncation by ulong cast, use mallocalign()

Browse source
This commit is contained in:
cinap_lenrek 2014-08-21 10:56:15 +02:00
parent 2161885034
commit 15755a5f83
1 changed files with 2 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
sys/src/9/pc/ether8139.c
View file

@ -403,7 +403,7 @@ rtl8139init(Ether* edev)
/*
* Receiver
*/
alloc = (uchar*)ROUNDUP((ulong)ctlr->alloc, 32);
alloc = ctlr->alloc;
ctlr->rbstart = alloc;
alloc += ctlr->rblen+16;
memset(ctlr->rbstart, 0, ctlr->rblen+16);
@ -453,7 +453,7 @@ rtl8139attach(Ether* edev)
qlock(&ctlr->alock);
if(ctlr->alloc == nil){
ctlr->rblen = 1<<((Rblen>>RblenSHIFT)+13);
ctlr->alloc = mallocz(ctlr->rblen+16 + Ntd*Tdbsz + 32, 0);
ctlr->alloc = mallocalign(ctlr->rblen+16 + Ntd*Tdbsz, 32, 0, 0);
if(ctlr->alloc == nil){
qunlock(&ctlr->alock);
error(Enomem);