i2c: imx: fix handling of wait_for_completion_timeout result

wait_for_completion_timeout does not return negative values so
"result" handling here should be simplified to cover the actually
possible cases only.

Signed-off-by: Nicholas Mc Guire <der.herr@hofr.at>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c
index 7f3a9fe9bf4e..2be7d9d6d1b3 100644
--- a/drivers/i2c/busses/i2c-imx.c
+++ b/drivers/i2c/busses/i2c-imx.c
@@ -628,9 +628,9 @@ static int i2c_imx_dma_write(struct imx_i2c_struct *i2c_imx,
         result = wait_for_completion_timeout(
                                 &i2c_imx->dma->cmd_complete,
                                 msecs_to_jiffies(DMA_TIMEOUT));
-        if (result <= 0) {
+        if (result == 0) {
                 dmaengine_terminate_all(dma->chan_using);
-                return result ?: -ETIMEDOUT;
+                return -ETIMEDOUT;
         }
 
         /* Waiting for transfer complete. */
@@ -686,9 +686,9 @@ static int i2c_imx_dma_read(struct imx_i2c_struct *i2c_imx,
         result = wait_for_completion_timeout(
                                 &i2c_imx->dma->cmd_complete,
                                 msecs_to_jiffies(DMA_TIMEOUT));
-        if (result <= 0) {
+        if (result == 0) {
                 dmaengine_terminate_all(dma->chan_using);
-                return result ?: -ETIMEDOUT;
+                return -ETIMEDOUT;
         }
 
         /* waiting for transfer complete. */