--- nslink.c.orig	2020-05-21 00:58:54.304970216 -0400
+++ nslink.c	2020-05-21 01:04:05.147271869 -0400
@@ -5031,17 +5031,26 @@ static int queue_proc_show(struct seq_fi
 }
 static int queue_proc_open(struct inode *inode, struct file *file)
 {
         return single_open(file, queue_proc_show, NULL);
 }
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0)
+static const struct proc_ops queue_proc_fops = {
+        .proc_open = queue_proc_open,
+        .proc_read = seq_read,
+        .proc_lseek = seq_lseek,
+        .proc_release = seq_release,
+};
+#else
 static const struct file_operations queue_proc_fops = {
         .open = queue_proc_open,
         .read = seq_read,
         .llseek = seq_lseek,
         .release = seq_release,
 };
 #endif
+#endif
 
 
 #if NSLINK_DEBUG_TRACE_HDLC
 
 static char *stopString[] = {
@@ -5089,17 +5098,26 @@ static int ack_proc_show(struct seq_file
 }
 static int ack_proc_open(struct inode *inode, struct file *file)
 {
         return single_open(file, ack_proc_show, NULL);
 }
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0)
+static const struct proc_ops ack_proc_fops = {
+        .proc_open = ack_proc_open,
+        .proc_read = seq_read,
+        .proc_lseek = seq_lseek,
+        .proc_release = seq_release,
+};
+#else
 static const struct file_operations ack_proc_fops = {
         .open = ack_proc_open,
         .read = seq_read,
         .llseek = seq_lseek,
         .release = seq_release,
 };
 #endif
+#endif
 
 #define NumElements(a)  (sizeof (a)/(sizeof (a)[0]))
 
 // Implements the /proc/driver/nslink/port method.
 static int port_proc_show(struct seq_file *m, void *v)
@@ -5162,16 +5180,25 @@ static int port_proc_show(struct seq_fil
 }
 static int port_proc_open(struct inode *inode, struct file *file)
 {
         return single_open(file, port_proc_show, NULL);
 }
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0)
+static const struct proc_ops port_proc_fops = {
+        .proc_open = port_proc_open,
+        .proc_read = seq_read,
+        .proc_lseek = seq_lseek,
+        .proc_release = seq_release,
+};
+#else
 static const struct file_operations port_proc_fops = {
         .open = port_proc_open,
         .read = seq_read,
         .llseek = seq_lseek,
         .release = seq_release,
 };
+#endif
 
 
 // Implements the /proc/driver/nslink/hdlc method.
 static int hdlc_proc_show(struct seq_file *m, void *v)
 {
@@ -5203,16 +5230,25 @@ static int hdlc_proc_show(struct seq_fil
 }
 static int hdlc_proc_open(struct inode *inode, struct file *file)
 {
         return single_open(file, hdlc_proc_show, NULL);
 }
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0)
+static const struct proc_ops hdlc_proc_fops = {
+        .proc_open = hdlc_proc_open,
+        .proc_read = seq_read,
+        .proc_lseek = seq_lseek,
+        .proc_release = seq_release,
+};
+#else
 static const struct file_operations hdlc_proc_fops = {
         .open = hdlc_proc_open,
         .read = seq_read,
         .llseek = seq_lseek,
         .release = seq_release,
 };
+#endif
 
 
 // Implements the /proc/driver/nslink/hdlc-queue method.
 static int hdlc_queue_proc_show(struct seq_file *m, void *v)
 {
@@ -5258,16 +5294,25 @@ static int hdlc_queue_proc_show(struct s
 }
 static int hdlc_queue_proc_open(struct inode *inode, struct file *file)
 {
         return single_open(file, hdlc_queue_proc_show, NULL);
 }
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0)
+static const struct proc_ops hdlc_queue_proc_fops = {
+        .proc_open = hdlc_queue_proc_open,
+        .proc_read = seq_read,
+        .proc_lseek = seq_lseek,
+        .proc_release = seq_release,
+};
+#else
 static const struct file_operations hdlc_queue_proc_fops = {
         .open = hdlc_queue_proc_open,
         .read = seq_read,
         .llseek = seq_lseek,
         .release = seq_release,
 };
+#endif
 
 
 const char *inet_addr_string(struct sockaddr_storage *ss)
 {
         static char buf[256];
@@ -5324,16 +5369,25 @@ static int status_proc_show(struct seq_f
 }
 static int status_proc_open(struct inode *inode, struct file *file)
 {
         return single_open(file, status_proc_show, NULL);
 }
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0)
+static const struct proc_ops status_proc_fops = {
+        .proc_open = status_proc_open,
+        .proc_read = seq_read,
+        .proc_lseek = seq_lseek,
+        .proc_release = seq_release,
+};
+#else
 static const struct file_operations status_proc_fops = {
         .open = status_proc_open,
         .read = seq_read,
         .llseek = seq_lseek,
         .release = seq_release,
 };
+#endif
 
 /********************************************************************************/
 /*                                                                              */
 /*        MODULE INIT/CLEANUP FUNCTIONS                                         */
 /*                                                                              */