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-rw-r--r--diff-delta.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/diff-delta.c b/diff-delta.c
index b2ae7b5e6c..cf5013896f 100644
--- a/diff-delta.c
+++ b/diff-delta.c
@@ -213,7 +213,7 @@ void *diff_delta(void *from_buf, unsigned long from_size,
bdrecord_t *brec;
bdfile_t bdf;
- if (!from_size || !to_size || delta_prepare(from_buf, from_size, &bdf))
+ if (delta_prepare(from_buf, from_size, &bdf))
return NULL;
outpos = 0;