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boot: use efi_memcpy inplace of memcpy

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`efi_memcpy` does some validations before referencing pointers, it is
the safer option for this case.

Fixes: CID#1489876
This commit is contained in:
Shreenidhi Shedi 2022-06-10 15:39:50 +05:30 committed by Yu Watanabe
parent a61473bde5
commit 1dea9f1268
1 changed files with 1 additions and 1 deletions
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src/boot/efi/util.h
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@ -67,7 +67,7 @@ static inline void *xmalloc_multiply(size_t size, size_t n) {
_malloc_ _alloc_(3) _returns_nonnull_ _warn_unused_result_
static inline void *xrealloc(void *p, size_t old_size, size_t new_size) {
void *r = xmalloc(new_size);
memcpy(r, p, MIN(old_size, new_size));
efi_memcpy(r, p, MIN(old_size, new_size));
free(p);
return r;
}