fix: refining the tty input

[lunaix-os.git] / lunaix-os / kernel / peripheral / ps2kbd.c

diff --git a/lunaix-os/kernel/peripheral/ps2kbd.c b/lunaix-os/kernel/peripheral/ps2kbd.c
index 6d27b10847c8f28802548aa77a806f3a395a5205..6905b1eb059fc8995aeaf3c2cbb5c13a007967b8 100644 (file)
--- a/lunaix-os/kernel/peripheral/ps2kbd.c
+++ b/lunaix-os/kernel/peripheral/ps2kbd.c
@@ -427,11 +427,9 @@ kbd_recv_key(struct kdb_keyinfo_pkt* key_event)
     if (!key_buf.buffered_len) {
         return 0;
     }
-    mutex_lock(&key_buf.mutex);
-
-    struct kdb_keyinfo_pkt* pkt_current = &key_buf.buffer[key_buf.read_ptr];
 
-    *key_event = *pkt_current;
+    mutex_lock(&key_buf.mutex);
+    *key_event = key_buf.buffer[key_buf.read_ptr];
     key_buf.buffered_len--;
     key_buf.read_ptr = (key_buf.read_ptr + 1) % PS2_KBD_RECV_BUFFER_SIZE;