wlcore: use *ppos, not file->f_pos

Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>

drivers/net/wireless/ti/wlcore/debugfs.c

@@ -1056,7 +1056,7 @@ static ssize_t dev_mem_read(struct file *file,
 		return -EINVAL;
 
 	memset(&part, 0, sizeof(part));
-	part.mem.start = file->f_pos;
+	part.mem.start = *ppos;
 	part.mem.size = bytes;
 
 	buf = kmalloc(bytes, GFP_KERNEL);
@@ -1137,7 +1137,7 @@ static ssize_t dev_mem_write(struct file *file, const char __user *user_buf,
 		return -EINVAL;
 
 	memset(&part, 0, sizeof(part));
-	part.mem.start = file->f_pos;
+	part.mem.start = *ppos;
 	part.mem.size = bytes;
 
 	buf = kmalloc(bytes, GFP_KERNEL);