nfs-utils/SOURCES/nfs-utils-2.3.3-gssd-mutex-refcnt.patch

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2021-11-09 10:05:30 +00:00
diff -up nfs-utils-2.3.3/utils/gssd/krb5_util.c.orig nfs-utils-2.3.3/utils/gssd/krb5_util.c
--- nfs-utils-2.3.3/utils/gssd/krb5_util.c.orig 2021-07-22 15:27:27.728680553 -0400
+++ nfs-utils-2.3.3/utils/gssd/krb5_util.c 2021-07-22 15:30:08.916979585 -0400
@@ -165,18 +165,28 @@ static int gssd_get_single_krb5_cred(krb
static int query_krb5_ccache(const char* cred_cache, char **ret_princname,
char **ret_realm);
-static void release_ple(krb5_context context, struct gssd_k5_kt_princ *ple)
+static void release_ple_locked(krb5_context context,
+ struct gssd_k5_kt_princ *ple)
{
if (--ple->refcount)
return;
- printerr(3, "freeing cached principal (ccname=%s, realm=%s)\n", ple->ccname, ple->realm);
+ printerr(3, "freeing cached principal (ccname=%s, realm=%s)\n",
+ ple->ccname, ple->realm);
krb5_free_principal(context, ple->princ);
free(ple->ccname);
free(ple->realm);
free(ple);
}
+static void release_ple(krb5_context context, struct gssd_k5_kt_princ *ple)
+{
+ pthread_mutex_lock(&ple_lock);
+ release_ple_locked(context, ple);
+ pthread_mutex_unlock(&ple_lock);
+}
+
+
/*
* Called from the scandir function to weed out potential krb5
* credentials cache files
@@ -1396,7 +1406,7 @@ gssd_destroy_krb5_principals(int destroy
}
}
- release_ple(context, ple);
+ release_ple_locked(context, ple);
}
pthread_mutex_unlock(&ple_lock);
krb5_free_context(context);