diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h
index 5ba250d9172ac93f470044383708d9c0235264c7..4d5a851cafe8beb4d125fe859781662bf1aeb46a 100644
--- a/include/linux/moduleparam.h
+++ b/include/linux/moduleparam.h
@@ -359,6 +359,8 @@ extern int param_get_int(char *buffer, const struct kernel_param *kp);
 extern const struct kernel_param_ops param_ops_uint;
 extern int param_set_uint(const char *val, const struct kernel_param *kp);
 extern int param_get_uint(char *buffer, const struct kernel_param *kp);
+int param_set_uint_minmax(const char *val, const struct kernel_param *kp,
+		unsigned int min, unsigned int max);
 #define param_check_uint(name, p) __param_check(name, p, unsigned int)
 
 extern const struct kernel_param_ops param_ops_long;
diff --git a/kernel/params.c b/kernel/params.c
index ce89f757e6da04ab0f8ee97c66e4dbce1033dc94..8339cf40cdc726421b762317e2bd289b42b9098e 100644
--- a/kernel/params.c
+++ b/kernel/params.c
@@ -245,6 +245,24 @@ STANDARD_PARAM_DEF(long,	long,			"%li",  kstrtol);
 STANDARD_PARAM_DEF(ulong,	unsigned long,		"%lu",  kstrtoul);
 STANDARD_PARAM_DEF(ullong,	unsigned long long,	"%llu", kstrtoull);
 
+int param_set_uint_minmax(const char *val, const struct kernel_param *kp,
+		unsigned int min, unsigned int max)
+{
+	unsigned int num;
+	int ret;
+
+	if (!val)
+		return -EINVAL;
+	ret = kstrtouint(val, 0, &num);
+	if (ret)
+		return ret;
+	if (num < min || num > max)
+		return -EINVAL;
+	*((unsigned int *)kp->arg) = num;
+	return 0;
+}
+EXPORT_SYMBOL_GPL(param_set_uint_minmax);
+
 int param_set_charp(const char *val, const struct kernel_param *kp)
 {
 	if (strlen(val) > 1024) {
diff --git a/net/ipv4/tcp_dctcp.c b/net/ipv4/tcp_dctcp.c
index 5205c5a5d8d552d1305e52fe3020328c54494f30..0cf7bfda2d6d2ed8c9cf0692664a5c6312055f67 100644
--- a/net/ipv4/tcp_dctcp.c
+++ b/net/ipv4/tcp_dctcp.c
@@ -59,7 +59,18 @@ struct dctcp {
 };
 
 static unsigned int dctcp_shift_g __read_mostly = 4; /* g = 1/2^4 */
-module_param(dctcp_shift_g, uint, 0644);
+
+static int dctcp_shift_g_set(const char *val, const struct kernel_param *kp)
+{
+	return param_set_uint_minmax(val, kp, 0, 10);
+}
+
+static const struct kernel_param_ops dctcp_shift_g_ops = {
+	.set = dctcp_shift_g_set,
+	.get = param_get_uint,
+};
+
+module_param_cb(dctcp_shift_g, &dctcp_shift_g_ops, &dctcp_shift_g, 0644);
 MODULE_PARM_DESC(dctcp_shift_g, "parameter g for updating dctcp_alpha");
 
 static unsigned int dctcp_alpha_on_init __read_mostly = DCTCP_MAX_ALPHA;
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 38598edcd86e5361bec09c70e7011454f127e2c9..13e0e7aad6bb2e823865b05980bbf1f157836bdc 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -3310,24 +3310,6 @@ void cleanup_socket_xprt(void)
 	xprt_unregister_transport(&xs_bc_tcp_transport);
 }
 
-static int param_set_uint_minmax(const char *val,
-		const struct kernel_param *kp,
-		unsigned int min, unsigned int max)
-{
-	unsigned int num;
-	int ret;
-
-	if (!val)
-		return -EINVAL;
-	ret = kstrtouint(val, 0, &num);
-	if (ret)
-		return ret;
-	if (num < min || num > max)
-		return -EINVAL;
-	*((unsigned int *)kp->arg) = num;
-	return 0;
-}
-
 static int param_set_portnr(const char *val, const struct kernel_param *kp)
 {
 	return param_set_uint_minmax(val, kp,