[dpdk-dev] [PATCH] eal: fix rte_zalloc_socket to zero memory

David Harton dharton at cisco.com
Fri Dec 7 23:24:20 CET 2018


The zalloc and calloc functions do not actually zero the memory.
Added memset to rte_zmalloc_socket() so allocated memory is cleared.

Signed-off-by: David Harton <dharton at cisco.com>
---
 lib/librte_eal/common/rte_malloc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/librte_eal/common/rte_malloc.c b/lib/librte_eal/common/rte_malloc.c
index 0da5ad5e8..be382e534 100644
--- a/lib/librte_eal/common/rte_malloc.c
+++ b/lib/librte_eal/common/rte_malloc.c
@@ -74,7 +74,9 @@ rte_malloc(const char *type, size_t size, unsigned align)
 void *
 rte_zmalloc_socket(const char *type, size_t size, unsigned align, int socket)
 {
-	return rte_malloc_socket(type, size, align, socket);
+	void *new_ptr = rte_malloc_socket(type, size, align, socket);
+	if (new_ptr) memset(new_ptr, 0, size);
+	return new_ptr;
 }
 
 /*
-- 
2.19.1



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