On 01/11/2018 05:12 AM, Wei Yongjun wrote:
> Fix to return error code -ENOMEM from the kzalloc() error handling
> case instead of 0, as done elsewhere in this function.
>
> Fixes: fabe6a59cc5a ("tcmu: allow max block and global max blocks to be settable")
> Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
> ---
> drivers/target/target_core_user.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
> index bac08bc..2edd242 100644
> --- a/drivers/target/target_core_user.c
> +++ b/drivers/target/target_core_user.c
> @@ -1705,8 +1705,10 @@ static int tcmu_configure_device(struct se_device *dev)
>
> udev->data_bitmap = kzalloc(BITS_TO_LONGS(udev->max_blocks) *
> sizeof(unsigned long), GFP_KERNEL);
> - if (!udev->data_bitmap)
> + if (!udev->data_bitmap) {
> + ret = -ENOMEM;
> goto err_bitmap_alloc;
> + }
>
> udev->mb_addr = vzalloc(CMDR_SIZE);
> if (!udev->mb_addr) {
>
Thanks.
Acked-by: Mike Christie <mchristi@xxxxxxxxxx>
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