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    Subject[PATCH 02/24] ste_dma40: Return directly after a failed kmalloc_array()
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    From: Markus Elfring <elfring@users.sourceforge.net>
    Date: Sat, 17 Sep 2016 08:21:30 +0200

    Return directly after a memory allocation failed in this function
    at the beginning.

    Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
    ---
    drivers/dma/ste_dma40.c | 6 ++----
    1 file changed, 2 insertions(+), 4 deletions(-)

    diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
    index fbebeff..80a199a 100644
    --- a/drivers/dma/ste_dma40.c
    +++ b/drivers/dma/ste_dma40.c
    @@ -3412,10 +3412,8 @@ static int __init d40_lcla_allocate(struct d40_base *base)
    page_list = kmalloc_array(MAX_LCLA_ALLOC_ATTEMPTS,
    sizeof(*page_list),
    GFP_KERNEL);
    - if (!page_list) {
    - ret = -ENOMEM;
    - goto failure;
    - }
    + if (!page_list)
    + return -ENOMEM;

    /* Calculating how many pages that are required */
    base->lcla_pool.pages = SZ_1K * base->num_phy_chans / PAGE_SIZE;
    --
    2.10.0
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