dovecot-2.0: lib-storage: Fixed hooks with plugins that didn't o...

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-2.0/rev/5b3202a069fa
changeset: 11870:5b3202a069fa
user:      Timo Sirainen <tss at iki.fi>
date:      Tue Jul 20 17:21:29 2010 +0100
description:
lib-storage: Fixed hooks with plugins that didn't override any vfuncs

diffstat:

 src/lib-storage/mail-storage-hooks.c |  5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diffs (15 lines):

diff -r fd4cf27c179b -r 5b3202a069fa src/lib-storage/mail-storage-hooks.c
--- a/src/lib-storage/mail-storage-hooks.c	Tue Jul 20 15:22:02 2010 +0100
+++ b/src/lib-storage/mail-storage-hooks.c	Tue Jul 20 17:21:29 2010 +0100
@@ -203,6 +203,11 @@
 	void (**vlast)() = _vlast;
 	struct hook_stack *stack;
 
+	if (ctx->tail->vfuncs == vlast) {
+		/* no vfuncs overridden */
+		return;
+	}
+
 	/* ctx->vfuncs_stack->vfuncs points to the root vfuncs,
 	   ctx->vfuncs_stack->next->vfuncs points to the first super function
 	   that is being called, and so on.