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| author | Xavier Del Campo Romero <xavi.dcr@tutanota.com> | 2023-04-30 17:07:00 +0200 |
|---|---|---|
| committer | Xavier Del Campo Romero <xavi.dcr@tutanota.com> | 2023-04-30 17:08:04 +0200 |
| commit | 83aabf01858e733338fb72f96b28d955b459bbb3 (patch) | |
| tree | c1d499969e4a9c20759a44edb806725742a11814 /src/transport | |
| parent | c3fbb34a69de97540aec8fe2ff3884666925f25e (diff) | |
| download | jancity-83aabf01858e733338fb72f96b28d955b459bbb3.tar.gz | |
Avoid memory leak on failed realloc(3)
Diffstat (limited to 'src/transport')
| -rw-r--r-- | src/transport/src/heap.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/transport/src/heap.c b/src/transport/src/heap.c index bcf0d6f..221c203 100644 --- a/src/transport/src/heap.c +++ b/src/transport/src/heap.c @@ -55,11 +55,13 @@ union transport_packet *transport_packet_alloc(const enum transport_packet_type int transport_append(struct transport_handle *const h, union transport_packet *const p) { - h->packets = realloc(h->packets, (h->n_packets + 1) * sizeof *h->packets); + union transport_packet **const packets = realloc(h->packets, + (h->n_packets + 1) * sizeof *h->packets); - if (!h->packets) + if (!packets) return -1; + h->packets = packets; h->packets[h->n_packets++] = p; return 0; } |