Re: [Xen-devel] [PATCH 1/1 v2] xen: set error code on failures

2016-12-07 Thread Juergen Gross
On 05/12/16 09:23, Pan Bian wrote: > Variable rc is reset in the loop, and its value will be non-negative > during the second and after repeat of the loop. If it fails to allocate > memory then, it may return a non-negative integer, which indicates no > error. This patch fixes the bug, assigning "-

Re: [Xen-devel] [PATCH 1/1 v2] xen: set error code on failures

2016-12-05 Thread Juergen Gross
On 05/12/16 09:23, Pan Bian wrote: > Variable rc is reset in the loop, and its value will be non-negative > during the second and after repeat of the loop. If it fails to allocate > memory then, it may return a non-negative integer, which indicates no > error. This patch fixes the bug, assigning "-

[Xen-devel] [PATCH 1/1 v2] xen: set error code on failures

2016-12-05 Thread Pan Bian
Variable rc is reset in the loop, and its value will be non-negative during the second and after repeat of the loop. If it fails to allocate memory then, it may return a non-negative integer, which indicates no error. This patch fixes the bug, assigning "-ENOMEM" to rc when kzalloc() or alloc_page(