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path: root/drivers/crypto/mediatek/mtk-platform.c
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Diffstat (limited to 'drivers/crypto/mediatek/mtk-platform.c')
-rw-r--r--drivers/crypto/mediatek/mtk-platform.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/crypto/mediatek/mtk-platform.c b/drivers/crypto/mediatek/mtk-platform.c
index 7e3ad085b5bd..efce3a83b35a 100644
--- a/drivers/crypto/mediatek/mtk-platform.c
+++ b/drivers/crypto/mediatek/mtk-platform.c
@@ -442,7 +442,7 @@ static void mtk_desc_dma_free(struct mtk_cryp *cryp)
static int mtk_desc_ring_alloc(struct mtk_cryp *cryp)
{
struct mtk_ring **ring = cryp->ring;
- int i, err = ENOMEM;
+ int i;
for (i = 0; i < MTK_RING_MAX; i++) {
ring[i] = kzalloc(sizeof(**ring), GFP_KERNEL);
@@ -469,14 +469,14 @@ static int mtk_desc_ring_alloc(struct mtk_cryp *cryp)
return 0;
err_cleanup:
- for (; i--; ) {
+ do {
dma_free_coherent(cryp->dev, MTK_DESC_RING_SZ,
ring[i]->res_base, ring[i]->res_dma);
dma_free_coherent(cryp->dev, MTK_DESC_RING_SZ,
ring[i]->cmd_base, ring[i]->cmd_dma);
kfree(ring[i]);
- }
- return err;
+ } while (i--);
+ return -ENOMEM;
}
static int mtk_crypto_probe(struct platform_device *pdev)