Don't crash with NULL Context pointers.

diff --git a/imap/util.c b/imap/util.c
index 713e1990a62618b54f8e745794f6474374372d1b..94283671fc17f8bf61d91a729b9c9ee1b2b64a0e 100644 (file)
--- a/imap/util.c
+++ b/imap/util.c
@@ -375,12 +375,12 @@ int imap_wait_keepalive (pid_t pid)
 
 void imap_allow_reopen (CONTEXT *ctx)
 {
-  if (ctx->magic == M_IMAP && CTX_DATA->selected_ctx == ctx)
+  if (ctx && ctx->magic == M_IMAP && CTX_DATA->selected_ctx == ctx)
     CTX_DATA->reopen |= IMAP_REOPEN_ALLOW;
 }
 
 void imap_disallow_reopen (CONTEXT *ctx)
 {
-  if (ctx->magic == M_IMAP && CTX_DATA->selected_ctx == ctx)
+  if (ctx && ctx->magic == M_IMAP && CTX_DATA->selected_ctx == ctx)
     CTX_DATA->reopen &= ~IMAP_REOPEN_ALLOW;
 }