Re: [Xen-devel] [block-xen-blkback] question about pontential null pointer dereference

2017-05-11 Thread Gustavo A. R. Silva
Hi Juergen, Quoting Juergen Gross : On 10/05/17 18:49, Gustavo A. R. Silva wrote: Hello everybody, While looking into Coverity ID 1350942 I ran into the following piece of code at drivers/block/xen-blkback/xenbus.c:490: 490static int xen_blkbk_remove(struct xenbus_device *dev) 491{ 492

Re: [Xen-devel] [block-xen-blkback] question about pontential null pointer dereference

2017-05-11 Thread Juergen Gross
On 10/05/17 18:49, Gustavo A. R. Silva wrote: > > Hello everybody, > > While looking into Coverity ID 1350942 I ran into the following piece of > code at drivers/block/xen-blkback/xenbus.c:490: > > 490static int xen_blkbk_remove(struct xenbus_device *dev) > 491{ > 492struct backend_info

[Xen-devel] [block-xen-blkback] question about pontential null pointer dereference

2017-05-10 Thread Gustavo A. R. Silva
Hello everybody, While looking into Coverity ID 1350942 I ran into the following piece of code at drivers/block/xen-blkback/xenbus.c:490: 490static int xen_blkbk_remove(struct xenbus_device *dev) 491{ 492struct backend_info *be = dev_get_drvdata(&dev->dev); 493 494pr_debug("%