nfc: s3fwrn5: Remove unneeded 'ret' variable

The local variable 'ret' can be removed:

  drivers/nfc/s3fwrn5/i2c.c:167:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable]

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/nfc/s3fwrn5/i2c.c b/drivers/nfc/s3fwrn5/i2c.c
index 5572794..dc99528 100644 (file)
--- a/drivers/nfc/s3fwrn5/i2c.c
+++ b/drivers/nfc/s3fwrn5/i2c.c
@@ -164,7 +164,6 @@ out:
 static irqreturn_t s3fwrn5_i2c_irq_thread_fn(int irq, void *phy_id)
 {
        struct s3fwrn5_i2c_phy *phy = phy_id;
-       int ret = 0;
 
        if (!phy || !phy->ndev) {
                WARN_ON_ONCE(1);
@@ -179,10 +178,9 @@ static irqreturn_t s3fwrn5_i2c_irq_thread_fn(int irq, void *phy_id)
        switch (phy->mode) {
        case S3FWRN5_MODE_NCI:
        case S3FWRN5_MODE_FW:
-               ret = s3fwrn5_i2c_read(phy);
+               s3fwrn5_i2c_read(phy);
                break;
        case S3FWRN5_MODE_COLD:
-               ret = -EREMOTEIO;
                break;
        }