mtd: delete unnecessary checks before two function calls

The functions kfree() and pci_dev_put() test whether their argument is NULL
and then return immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
diff --git a/drivers/mtd/chips/cfi_cmdset_0001.c b/drivers/mtd/chips/cfi_cmdset_0001.c
index 3096f3d..286b97a 100644
--- a/drivers/mtd/chips/cfi_cmdset_0001.c
+++ b/drivers/mtd/chips/cfi_cmdset_0001.c
@@ -2654,8 +2654,7 @@
 	kfree(cfi);
 	for (i = 0; i < mtd->numeraseregions; i++) {
 		region = &mtd->eraseregions[i];
-		if (region->lockmap)
-			kfree(region->lockmap);
+		kfree(region->lockmap);
 	}
 	kfree(mtd->eraseregions);
 }
diff --git a/drivers/mtd/devices/pmc551.c b/drivers/mtd/devices/pmc551.c
index f02603e..708b7e8 100644
--- a/drivers/mtd/devices/pmc551.c
+++ b/drivers/mtd/devices/pmc551.c
@@ -812,8 +812,7 @@
 	}
 
 	/* Exited early, reference left over */
-	if (PCI_Device)
-		pci_dev_put(PCI_Device);
+	pci_dev_put(PCI_Device);
 
 	if (!pmc551list) {
 		printk(KERN_NOTICE "pmc551: not detected\n");