mtd: nand: gpmi: fixup return type of wait_for_completion_timeout

return type of wait_for_completion_timeout is unsigned long not int. The
return variable is renamed to reflect its use and the type adjusted to
unsigned long.

Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Acked-by: Huang Shijie <shijie.huang@intel.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>

diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
index 33f3c3c..6e44d32 100644 (file)
--- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
+++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
@@ -446,7 +446,7 @@ int start_dma_without_bch_irq(struct gpmi_nand_data *this,
                                struct dma_async_tx_descriptor *desc)
 {
        struct completion *dma_c = &this->dma_done;
-       int err;
+       unsigned long timeout;
 
        init_completion(dma_c);
 
@@ -456,8 +456,8 @@ int start_dma_without_bch_irq(struct gpmi_nand_data *this,
        dma_async_issue_pending(get_dma_chan(this));
 
        /* Wait for the interrupt from the DMA block. */
-       err = wait_for_completion_timeout(dma_c, msecs_to_jiffies(1000));
-       if (!err) {
+       timeout = wait_for_completion_timeout(dma_c, msecs_to_jiffies(1000));
+       if (!timeout) {
                dev_err(this->dev, "DMA timeout, last DMA :%d\n",
                        this->last_dma_type);
                gpmi_dump_info(this);
@@ -477,7 +477,7 @@ int start_dma_with_bch_irq(struct gpmi_nand_data *this,
                        struct dma_async_tx_descriptor *desc)
 {
        struct completion *bch_c = &this->bch_done;
-       int err;
+       unsigned long timeout;
 
        /* Prepare to receive an interrupt from the BCH block. */
        init_completion(bch_c);
@@ -486,8 +486,8 @@ int start_dma_with_bch_irq(struct gpmi_nand_data *this,
        start_dma_without_bch_irq(this, desc);
 
        /* Wait for the interrupt from the BCH block. */
-       err = wait_for_completion_timeout(bch_c, msecs_to_jiffies(1000));
-       if (!err) {
+       timeout = wait_for_completion_timeout(bch_c, msecs_to_jiffies(1000));
+       if (!timeout) {
                dev_err(this->dev, "BCH timeout, last DMA :%d\n",
                        this->last_dma_type);
                gpmi_dump_info(this);