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authorMike Christie <michaelc@cs.wisc.edu>2007-05-30 12:57:07 -0500
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2007-06-01 12:02:05 -0400
commit239a7dc2fea4d079bc3090b5514497a5ced400d3 (patch)
treeee4f5492a3f7c692db64d4f738877cbe09a2de14 /drivers/scsi
parent5c9cfeddbb49954b459fda91bf5479f5a0a4e409 (diff)
[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>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/scsi_transport_iscsi.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index caf1836bbec..4fbd8e1a069 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -609,12 +609,10 @@ iscsi_if_send_reply(int pid, int seq, int type, int done, int multi,
int t = done ? NLMSG_DONE : type;
skb = alloc_skb(len, GFP_ATOMIC);
- /*
- * FIXME:
- * user is supposed to react on iferror == -ENOMEM;
- * see iscsi_if_rx().
- */
- BUG_ON(!skb);
+ if (!skb) {
+ printk(KERN_ERR "Could not allocate skb to send reply.\n");
+ return -ENOMEM;
+ }
nlh = __nlmsg_put(skb, pid, seq, t, (len - sizeof(*nlh)), 0);
nlh->nlmsg_flags = flags;