staging: kpc2000: Fix: 'kpc_dma_del_device' and other symbols were not declared

This patch removes the Sparse generated warnings. Following warnings are reported by Sparse:
drivers/staging/kpc2000//kpc_dma/kpc_dma_driver.c:46:6: warning: symbol 'kpc_dma_del_device' was not declared. Should it be static?
drivers/staging/kpc2000//kpc_dma/kpc_dma_driver.c:91:14: warning: symbol 'kpc_dma_class' was not declared. Should it be static?
drivers/staging/kpc2000//kpc_dma/kpc_dma_driver.c:199:24: warning: symbol 'kpc_dma_plat_driver_i' was not declared. Should it be static?

Signed-off-by: Rishiraj Manwatkar <manwatkar@outlook.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/kpc2000/kpc_dma/kpc_dma_driver.c b/drivers/staging/kpc2000/kpc_dma/kpc_dma_driver.c
index 4b85402..9506fff 100644 (file)
--- a/drivers/staging/kpc2000/kpc_dma/kpc_dma_driver.c
+++ b/drivers/staging/kpc2000/kpc_dma/kpc_dma_driver.c
@@ -43,7 +43,7 @@ static void kpc_dma_add_device(struct kpc_dma_device *ldev)
        mutex_unlock(&kpc_dma_mtx);
 }
 
-void kpc_dma_del_device(struct kpc_dma_device *ldev)
+static void kpc_dma_del_device(struct kpc_dma_device *ldev)
 {
        mutex_lock(&kpc_dma_mtx);
        list_del(&ldev->list);
@@ -88,7 +88,7 @@ static const struct attribute *ndd_attr_list[] = {
        NULL,
 };
 
-struct class *kpc_dma_class;
+static struct class *kpc_dma_class;
 
 /**********  Platform Driver Functions  **********/
 static
@@ -192,7 +192,7 @@ int  kpc_dma_remove(struct platform_device *pldev)
 }
 
 /**********  Driver Functions  **********/
-struct platform_driver kpc_dma_plat_driver_i = {
+static struct platform_driver kpc_dma_plat_driver_i = {
        .probe        = kpc_dma_probe,
        .remove       = kpc_dma_remove,
        .driver = {