[SCSI] iscsi_transport: Check iscsi interface skb allocation return value

Let's not oops when we cannot allocate a skb! Add a check
for if alloc_skb fails.

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Mike Christie 2007-05-30 12:57:07 -05:00 коммит произвёл James Bottomley
Родитель 5c9cfeddbb
Коммит 239a7dc2fe
1 изменённых файлов: 4 добавлений и 6 удалений

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@ -609,12 +609,10 @@ iscsi_if_send_reply(int pid, int seq, int type, int done, int multi,
int t = done ? NLMSG_DONE : type; int t = done ? NLMSG_DONE : type;
skb = alloc_skb(len, GFP_ATOMIC); skb = alloc_skb(len, GFP_ATOMIC);
/* if (!skb) {
* FIXME: printk(KERN_ERR "Could not allocate skb to send reply.\n");
* user is supposed to react on iferror == -ENOMEM; return -ENOMEM;
* see iscsi_if_rx(). }
*/
BUG_ON(!skb);
nlh = __nlmsg_put(skb, pid, seq, t, (len - sizeof(*nlh)), 0); nlh = __nlmsg_put(skb, pid, seq, t, (len - sizeof(*nlh)), 0);
nlh->nlmsg_flags = flags; nlh->nlmsg_flags = flags;