commit-graph.c: prevent overflow in `write_commit_graph()`
commit588af1bfd3c810e02df1d8adc37e9c43a7f97920
authorTaylor Blau <me@ttaylorr.com>
Wed, 12 Jul 2023 23:38:16 +0000 (12 19:38 -0400)
committerJunio C Hamano <gitster@pobox.com>
Fri, 14 Jul 2023 16:32:03 +0000 (14 09:32 -0700)
treec9b4a44a73167e89bfd1b704ccad470dcc5f78f5
parentd76e0a744d3a8c1713f0e913325cab7da92f01ef
commit-graph.c: prevent overflow in `write_commit_graph()`

In a similar spirit as previous commits, ensure that we don't overflow
when trying to read an existing OID while writing a new commit-graph.

Signed-off-by: Taylor Blau <me@ttaylorr.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
commit-graph.c