diff --git a/arch/m68k/mm/kmap.c b/arch/m68k/mm/kmap.c
index 46b7d6035aabaab6a299f5c2cef9fee411c96bb4..df620ac2a296b7a7da77a87cf9e00c06ee0786e5 100644
--- a/arch/m68k/mm/kmap.c
+++ b/arch/m68k/mm/kmap.c
@@ -66,8 +66,10 @@ static struct vm_struct *get_io_area(unsigned long size)
 	for (p = &iolist; (tmp = *p) ; p = &tmp->next) {
 		if (size + addr < (unsigned long)tmp->addr)
 			break;
-		if (addr > KMAP_END-size)
+		if (addr > KMAP_END-size) {
+			kfree(area);
 			return NULL;
+		}
 		addr = tmp->size + (unsigned long)tmp->addr;
 	}
 	area->addr = (void *)addr;