cxl: Simplify bool conversion

Fix the following coccicheck warning:
./drivers/misc/cxl/sysfs.c:181:48-53: WARNING: conversion to bool not
needed here
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Reviewed-by: Andrew Donnellan <ajd@linux.ibm.com>
Acked-by: Frederic Barrat <fbarrat@linux.ibm.com>
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Link: https://lore.kernel.org/r/1611908705-98507-1-git-send-email-yang.lee@linux.alibaba.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/misc/cxl/sysfs.c

@@ -178,7 +178,7 @@ static ssize_t perst_reloads_same_image_store(struct device *device,
 	if ((rc != 1) || !(val == 1 || val == 0))
 		return -EINVAL;
 
-	adapter->perst_same_image = (val == 1 ? true : false);
+	adapter->perst_same_image = (val == 1);
 	return count;
 }