From 5d5bd29f606d849bb9972e4ce677757b74e244cf Mon Sep 17 00:00:00 2001
From: Ville Juven <ville.juven@unikie.com>
Date: Fri, 29 Sep 2023 12:31:33 +0300
Subject: [PATCH] mm/kmap: Fix bug in kmm_unmap

Searching the current process mappings for kmappings is quite futile,
do the search in the kernel's mappings instead.
---
 mm/kmap/kmm_map.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/kmap/kmm_map.c b/mm/kmap/kmm_map.c
index 85d435d485d..1312e6af0e3 100644
--- a/mm/kmap/kmm_map.c
+++ b/mm/kmap/kmm_map.c
@@ -308,7 +308,7 @@ void kmm_unmap(FAR void *kaddr)
     {
       /* Find the entry, it is OK if none found */
 
-      entry = mm_map_find(get_current_mm(), kaddr, 1);
+      entry = mm_map_find(&g_kmm_map, kaddr, 1);
       if (entry)
         {
           npages = MM_NPAGES(entry->length);