Fix typo in a comment and solved reported checkpatch warnings.

Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mord...@st.com>
---
  Version history:
    v1:
       * Initial
---
---
 drivers/dma/stm32-dma.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/dma/stm32-dma.c b/drivers/dma/stm32-dma.c
index 38c545d..8c58073 100644
--- a/drivers/dma/stm32-dma.c
+++ b/drivers/dma/stm32-dma.c
@@ -66,7 +66,8 @@
 #define STM32_DMA_SCR_PINC             BIT(9) /* Peripheral increment mode */
 #define STM32_DMA_SCR_CIRC             BIT(8) /* Circular mode */
 #define STM32_DMA_SCR_PFCTRL           BIT(5) /* Peripheral Flow Controller */
-#define STM32_DMA_SCR_TCIE             BIT(4) /* Transfer Cplete Int Enable*/
+#define STM32_DMA_SCR_TCIE             BIT(4) /* Transfer Complete Int Enable
+                                               */
 #define STM32_DMA_SCR_TEIE             BIT(2) /* Transfer Error Int Enable */
 #define STM32_DMA_SCR_DMEIE            BIT(1) /* Direct Mode Err Int Enable */
 #define STM32_DMA_SCR_EN               BIT(0) /* Stream Enable */
@@ -1094,7 +1095,7 @@ static enum dma_status stm32_dma_tx_status(struct 
dma_chan *c,
        u32 residue = 0;
 
        status = dma_cookie_status(c, cookie, state);
-       if ((status == DMA_COMPLETE) || (!state))
+       if (status == DMA_COMPLETE || !state)
                return status;
 
        spin_lock_irqsave(&chan->vchan.lock, flags);
@@ -1158,7 +1159,7 @@ static void stm32_dma_desc_free(struct virt_dma_desc 
*vdesc)
 }
 
 static void stm32_dma_set_config(struct stm32_dma_chan *chan,
-                         struct stm32_dma_cfg *cfg)
+                                struct stm32_dma_cfg *cfg)
 {
        stm32_dma_clear_reg(&chan->chan_reg);
 
@@ -1190,8 +1191,8 @@ static struct dma_chan *stm32_dma_of_xlate(struct 
of_phandle_args *dma_spec,
        cfg.stream_config = dma_spec->args[2];
        cfg.features = dma_spec->args[3];
 
-       if ((cfg.channel_id >= STM32_DMA_MAX_CHANNELS) ||
-           (cfg.request_line >= STM32_DMA_MAX_REQUEST_ID)) {
+       if (cfg.channel_id >= STM32_DMA_MAX_CHANNELS ||
+           cfg.request_line >= STM32_DMA_MAX_REQUEST_ID) {
                dev_err(dev, "Bad channel and/or request id\n");
                return NULL;
        }
-- 
2.7.4

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