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dma-pool: Fix an uninitialized variable bug in atomic_pool_expand() 

The "page" pointer can be used with out being initialized.

Fixes: d7e673ec2c ("dma-pool: Only allocate from CMA when in same memory zone")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Dan Carpenter 2020-08-26 14:33:30 +03:00 committed by Christoph Hellwig
parent 15bc20c6af
commit 892fc9f683
1 changed files with 1 additions and 1 deletions
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2
kernel/dma/pool.c
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@ -84,7 +84,7 @@ static int atomic_pool_expand(struct gen_pool *pool, size_t pool_size,
gfp_t gfp)
{
unsigned int order;
struct page *page;
struct page *page = NULL;
void *addr;
int ret = -ENOMEM;