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authorluigi1111 <luigi1111w@gmail.com>2018-07-27 14:29:55 -0500
committerluigi1111 <luigi1111w@gmail.com>2018-07-27 14:29:55 -0500
commit21b1fa1c358a4ceef2345807ec1769acc39f3a3a (patch)
treeee94423193613a1f3985f795ec89f3145d353205
parentMerge pull request #4110 (diff)
parentmemwipe: don't call the workhorse for 0 bytes (diff)
downloadmonero-21b1fa1c358a4ceef2345807ec1769acc39f3a3a.tar.xz
Merge pull request #4126
8d578f1 memwipe: don't call the workhorse for 0 bytes (moneromooo-monero)
-rw-r--r--contrib/epee/src/memwipe.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/contrib/epee/src/memwipe.c b/contrib/epee/src/memwipe.c
index e3a2f76c8..c2a26c392 100644
--- a/contrib/epee/src/memwipe.c
+++ b/contrib/epee/src/memwipe.c
@@ -50,7 +50,7 @@
void *memwipe(void *ptr, size_t n)
{
- if (memset_s(ptr, n, 0, n))
+ if (n > 0 && memset_s(ptr, n, 0, n))
{
#ifdef NDEBUG
fprintf(stderr, "Error: memset_s failed\n");
@@ -67,7 +67,8 @@ void *memwipe(void *ptr, size_t n)
void *memwipe(void *ptr, size_t n)
{
- explicit_bzero(ptr, n);
+ if (n > 0)
+ explicit_bzero(ptr, n);
SCARECROW
return ptr;
}
@@ -105,7 +106,8 @@ static void memory_cleanse(void *ptr, size_t len)
void *memwipe(void *ptr, size_t n)
{
- memory_cleanse(ptr, n);
+ if (n > 0)
+ memory_cleanse(ptr, n);
SCARECROW
return ptr;
}