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SubjectRe: [PATCH 1/1] [virt] virtio-blk: Use ida to allocate disk index
On 06/01/2011 03:24 AM, Mark Wu wrote:
> - if (index_to_minor(index)>= 1<< MINORBITS)
> - return -ENOSPC;
> + do {
> + if (!ida_pre_get(&vd_index_ida, GFP_KERNEL))
> + return err;
> +
There's a problem in above code: err is not initialized before using, so
change it to return -1;
+ do {
+ if (!ida_pre_get(&vd_index_ida, GFP_KERNEL))
+ return -1;


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