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-rw-r--r--utils/talloc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/utils/talloc.c b/utils/talloc.c
index c60c6a58f..985bba93b 100644
--- a/utils/talloc.c
+++ b/utils/talloc.c
@@ -131,8 +131,8 @@ struct talloc_chunk {
/* panic if we get a bad magic value */
static inline struct talloc_chunk *talloc_chunk_from_ptr(const void *ptr)
{
- const char *pp = (const char *)ptr;
- struct talloc_chunk *tc = discard_const_p(struct talloc_chunk, pp - TC_HDR_SIZE);
+ const void *pp = ((const char *)ptr) - TC_HDR_SIZE;
+ struct talloc_chunk *tc = discard_const_p(struct talloc_chunk, pp);
if (unlikely((tc->flags & (TALLOC_FLAG_FREE | ~0xF)) != TALLOC_MAGIC)) {
if (tc->flags & TALLOC_FLAG_FREE) {
TALLOC_ABORT("Bad talloc magic value - double free");