[PATCH 14/24] ste_dma40: One check less in d40_prep_sg() after error detection

SF Markus Elfring
2016-09-17T15:23:15Z

Date: Sat, 17 Sep 2016 15:34:07 +0200

* Adjust jump targets according to the Linux coding style convention.

* Delete a repeated check which became unnecessary with this refactoring.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
drivers/dma/ste_dma40.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
index 0788add..a7e7cd0 100644
--- a/drivers/dma/ste_dma40.c
+++ b/drivers/dma/ste_dma40.c
@@ -2251,7 +2251,7 @@ d40_prep_sg(struct dma_chan *dchan, struct scatterlist *sg_src,

desc = d40_prep_desc(chan, sg_src, sg_len, dma_flags);
if (desc = NULL)
- goto err;
+ goto unlock;

if (sg_next(&sg_src[sg_len - 1]) = sg_src)
desc->cyclic = true;
@@ -2271,7 +2271,7 @@ d40_prep_sg(struct dma_chan *dchan, struct scatterlist *sg_src,
if (ret) {
chan_err(chan, "Failed to prepare %s sg job: %d\n",
chan_is_logical(chan) ? "log" : "phy", ret);
- goto err;
+ goto free_desc;
}

/*
@@ -2283,10 +2283,9 @@ d40_prep_sg(struct dma_chan *dchan, struct scatterlist *sg_src,
spin_unlock_irqrestore(&chan->lock, flags);

return &desc->txd;
-
-err:
- if (desc)
- d40_desc_free(chan, desc);
+ free_desc:
+ d40_desc_free(chan, desc);
+ unlock:
spin_unlock_irqrestore(&chan->lock, flags);
return NULL;
}
--
2.10.0