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-rw-r--r--src/libgit2/oid.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/libgit2/oid.c b/src/libgit2/oid.c
index 6cc21641d..631a566eb 100644
--- a/src/libgit2/oid.c
+++ b/src/libgit2/oid.c
@@ -155,7 +155,13 @@ int git_oid_pathfmt(char *str, const git_oid *oid)
char *git_oid_tostr_s(const git_oid *oid)
{
- char *str = GIT_THREADSTATE->oid_fmt;
+ git_threadstate *threadstate = git_threadstate_get();
+ char *str;
+
+ if (!threadstate)
+ return NULL;
+
+ str = threadstate->oid_fmt;
git_oid_nfmt(str, git_oid_hexsize(git_oid_type(oid)) + 1, oid);
return str;
}