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-rw-r--r--shared.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/shared.c b/shared.c
index dbb84d8..cce0af4 100644
--- a/shared.c
+++ b/shared.c
@@ -262,26 +262,26 @@ int cgit_diff_files(const unsigned char *old_sha1,
{
mmfile_t file1, file2;
xpparam_t diff_params;
xdemitconf_t emit_params;
xdemitcb_t emit_cb;
if (!load_mmfile(&file1, old_sha1) || !load_mmfile(&file2, new_sha1))
return 1;
*old_size = file1.size;
*new_size = file2.size;
- if (buffer_is_binary(file1.ptr, file1.size) ||
- buffer_is_binary(file2.ptr, file2.size)) {
+ if ((file1.ptr && buffer_is_binary(file1.ptr, file1.size)) ||
+ (file2.ptr && buffer_is_binary(file2.ptr, file2.size))) {
*binary = 1;
return 0;
}
memset(&diff_params, 0, sizeof(diff_params));
memset(&emit_params, 0, sizeof(emit_params));
memset(&emit_cb, 0, sizeof(emit_cb));
diff_params.flags = XDF_NEED_MINIMAL;
emit_params.ctxlen = 3;
emit_params.flags = XDL_EMIT_FUNCNAMES;
emit_cb.outf = filediff_cb;
emit_cb.priv = fn;