Use GIT_MAX_HEXSZ instead of GIT_SHA1_HEXSZ for an allocation so that it
is sufficiently large. Switch a comparison to use the_hash_algo to
determine the length of a hex object ID.
Signed-off-by: brian m. carlson <sandals@xxxxxxxxxxxxxxxxxxxx>
---
builtin/merge-recursive.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/builtin/merge-recursive.c b/builtin/merge-recursive.c
index 0dd9021958..9b2f707c29 100644
--- a/builtin/merge-recursive.c
+++ b/builtin/merge-recursive.c
@@ -9,10 +9,10 @@ static const char builtin_merge_recursive_usage[] =
static const char *better_branch_name(const char *branch)
{
- static char githead_env[8 + GIT_SHA1_HEXSZ + 1];
+ static char githead_env[8 + GIT_MAX_HEXSZ + 1];
char *name;
- if (strlen(branch) != GIT_SHA1_HEXSZ)
+ if (strlen(branch) != the_hash_algo->hexsz)
return branch;
xsnprintf(githead_env, sizeof(githead_env), "GITHEAD_%s", branch);
name = getenv(githead_env);
