svn rev #24701: trunk/src/lib/gssapi/mechglue/

[ghudson@MIT.EDU]

http://src.mit.edu/fisheye/changelog/krb5/?cs=24701
Commit By: ghudson
Log Message:
ticket: 6813

Although it can't actually happen, make it more explicit that we won't
dereference a null mech in the cleanup handler of the mechglue's
gss_accept_sec_context.



Changed Files:
U   trunk/src/lib/gssapi/mechglue/g_accept_sec_context.c
Modified: trunk/src/lib/gssapi/mechglue/g_accept_sec_context.c
===================================================================
--- trunk/src/lib/gssapi/mechglue/g_accept_sec_context.c	2011-03-11 17:47:21 UTC (rev 24700)
+++ trunk/src/lib/gssapi/mechglue/g_accept_sec_context.c	2011-03-11 17:53:18 UTC (rev 24701)
@@ -353,7 +353,8 @@
 		free(union_ctx_id->mech_type->elements);
 	    free(union_ctx_id->mech_type);
 	}
-	if (union_ctx_id->internal_ctx_id && mech->gss_delete_sec_context) {
+	if (union_ctx_id->internal_ctx_id && mech &&
+	    mech->gss_delete_sec_context) {
 	    mech->gss_delete_sec_context(&temp_minor_status,
 					 &union_ctx_id->internal_ctx_id,
 					 GSS_C_NO_BUFFER);