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freezero should check for NULL.

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This commit is contained in:
Darren Tucker 2018-02-16 17:32:28 +11:00
parent 680321f3eb
commit f6dc2ba3c9
1 changed files with 2 additions and 0 deletions
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2
openbsd-compat/freezero.c
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@ -23,6 +23,8 @@
void void
freezero(void *ptr, size_t sz) freezero(void *ptr, size_t sz)
{ {
if (ptr == NULL)
return;
explicit_bzero(ptr, sz); explicit_bzero(ptr, sz);
free(ptr); free(ptr);
} }