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Revert "diff-delta.c: allow delta with empty blob."

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This reverts 962537a3eb commit to
play safe.
This commit is contained in:
Junio C Hamano
2005-12-12 16:42:38 -08:00
parent 44db136cad
commit c7a45bd20e
2 changed files with 3 additions and 3 deletions
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2
diff-delta.c
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@ -213,7 +213,7 @@ void *diff_delta(void *from_buf, unsigned long from_size,
bdrecord_t *brec;
bdfile_t bdf;
if (delta_prepare(from_buf, from_size, &bdf))
if (!from_size || !to_size || delta_prepare(from_buf, from_size, &bdf))
return NULL;
outpos = 0;