[dpdk-dev] [PATCH] malloc: fix not unlocking hotplug on fail to init

[Anatoly Burakov]

We lock the hotplug during init, but do not unlock it if we couldn't
register multiprocess callbacks. Add the missing unlock.

Fixes: 07dcbfe0101f ("malloc: support multiprocess memory hotplug")
Cc: anatoly.burakov at intel.com

Signed-off-by: Anatoly Burakov <anatoly.burakov at intel.com>
---
 lib/librte_eal/common/malloc_heap.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/librte_eal/common/malloc_heap.c b/lib/librte_eal/common/malloc_heap.c
index 41c14a8..590e9e3 100644
--- a/lib/librte_eal/common/malloc_heap.c
+++ b/lib/librte_eal/common/malloc_heap.c
@@ -815,6 +815,7 @@ rte_eal_malloc_heap_init(void)
 
 	if (register_mp_requests()) {
 		RTE_LOG(ERR, EAL, "Couldn't register malloc multiprocess actions\n");
+		rte_rwlock_read_unlock(&mcfg->memory_hotplug_lock);
 		return -1;
 	}
 
-- 
2.7.4