syscall message unmaps upon invokemain

1 files changed, 19 insertions, 8 deletions

diff --git a/syscall/handler.c b/syscall/handler.c
index b3eea99..a586a73 100644
--- a/syscall/handler.c
+++ b/syscall/handler.c
@@ -60,21 +60,32 @@ _syscall_handler(uintmax_t argsi, int calli)
         return -KE_BADMSG;
     }
     mtx_acquire(&payload_entry->lock);
-    uint8_t *payload = ko_entry_data(payload_entry);
+
+    uint8_t *payload;
+    int result = 0;
+
+    if(ko_message_unmap(payload_entry, (uintptr_t*)&payload)) {
+        klogf("Failed to unmap message %p\n", payload_entry);
+        result = KE_BADMSG;
+        goto handle_end;
+    }
 
     switch(calli) {
         case SYSCALL_INVOKE: {
-            int e = s_syscall_handle_invoke(root_dir, payload);
-            mtx_release(&payload_entry->lock);
-            return e;
+            result = s_syscall_handle_invoke(root_dir, payload);
+            goto handle_end;
                              }
         case SYSCALL_DEBUG_PUTC:
             kprintf("%c", (char)payload[0]);
-            mtx_release(&payload_entry->lock);
-            return 0;
+            goto handle_end;
         default:
             klogf("Invalid syscall %i caught! Failing.\n", calli);
-            mtx_release(&payload_entry->lock);
-            return -KE_BADCALL;
+            result = KE_BADCALL;
+            goto handle_end;
     }
+
+handle_end:
+    ko_message_remap(payload_entry);
+    mtx_release(&payload_entry->lock);
+    return result;
 }