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skd: Move skd_free_sg_list() up 

Issue a warning if a NULL argument is passed to skd_free_sg_list().
Move this function up to make the blk-mq conversion patch easier
to read.

Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Hannes Reinecke <hare@suse.de>
Cc: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
hifive-unleashed-5.1
Bart Van Assche 2017-08-17 13:13:30 -07:00 committed by Jens Axboe
parent 4e54b84927
commit 5d003240fd
1 changed files with 12 additions and 13 deletions
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25
drivers/block/skd_main.c
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@ -2850,6 +2850,18 @@ static struct fit_sg_descriptor *skd_cons_sg_list(struct skd_device *skdev,
return sg_list;
}
static void skd_free_sg_list(struct skd_device *skdev,
struct fit_sg_descriptor *sg_list, u32 n_sg,
dma_addr_t dma_addr)
{
u32 nbytes = sizeof(*sg_list) * n_sg;
if (WARN_ON_ONCE(!sg_list))
return;
pci_free_consistent(skdev->pdev, nbytes, sg_list, dma_addr);
}
static int skd_cons_skreq(struct skd_device *skdev)
{
int rc = 0;
@ -3105,19 +3117,6 @@ static void skd_free_skmsg(struct skd_device *skdev)
skdev->skmsg_table = NULL;
}
static void skd_free_sg_list(struct skd_device *skdev,
struct fit_sg_descriptor *sg_list,
u32 n_sg, dma_addr_t dma_addr)
{
if (sg_list != NULL) {
u32 nbytes;
nbytes = sizeof(*sg_list) * n_sg;
pci_free_consistent(skdev->pdev, nbytes, sg_list, dma_addr);
}
}
static void skd_free_skreq(struct skd_device *skdev)
{
u32 i;