diff --git a/sys/compat/linuxkpi/common/include/linux/idr.h b/sys/compat/linuxkpi/common/include/linux/idr.h
--- a/sys/compat/linuxkpi/common/include/linux/idr.h
+++ b/sys/compat/linuxkpi/common/include/linux/idr.h
@@ -31,6 +31,7 @@
 
 #include <sys/param.h>
 #include <sys/lock.h>
+#include <sys/limits.h>
 #include <sys/mutex.h>
 
 #include <linux/types.h>
@@ -131,6 +132,12 @@
 	return (ida_get_new_above(ida, 0, p_id));
 }
 
+static inline int
+ida_alloc_min(struct ida *ida, unsigned int min, gfp_t gfp)
+{
+	return (ida_simple_get(ida, min, UINT_MAX, gfp));
+}
+
 static inline int
 ida_alloc_max(struct ida *ida, unsigned int max, gfp_t gfp)
 {
diff --git a/sys/compat/linuxkpi/common/src/linux_idr.c b/sys/compat/linuxkpi/common/src/linux_idr.c
--- a/sys/compat/linuxkpi/common/src/linux_idr.c
+++ b/sys/compat/linuxkpi/common/src/linux_idr.c
@@ -754,10 +754,9 @@
 	unsigned int max;
 
 	MPASS((int)start >= 0);
-	MPASS((int)end >= 0);
 
-	if (end == 0)
-		max = 0x80000000;
+	if ((int)end <= 0)
+		max = INT_MAX;
 	else {
 		MPASS(end > start);
 		max = end - 1;