diff options
Diffstat (limited to 'src/core/ext/census/context.c')
| -rw-r--r-- | src/core/ext/census/context.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/core/ext/census/context.c b/src/core/ext/census/context.c index 0dfc4ecbf1..4195cb1c9b 100644 --- a/src/core/ext/census/context.c +++ b/src/core/ext/census/context.c @@ -200,7 +200,7 @@ static bool tag_set_add_tag(struct tag_set *tags, const census_tag *tag, // allocate new memory if needed tags->kvm_size += 2 * CENSUS_MAX_TAG_KV_LEN + TAG_HEADER_SIZE; char *new_kvm = gpr_malloc(tags->kvm_size); - memcpy(new_kvm, tags->kvm, tags->kvm_used); + if (tags->kvm_used > 0) memcpy(new_kvm, tags->kvm, tags->kvm_used); gpr_free(tags->kvm); tags->kvm = new_kvm; } |