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unpack_object_header_buffer(): clear the size field upon error

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The callers do not use the returned size when the function says
it did not use any bytes and sets the type to OBJ_BAD, so this
should not matter in practice, but it is a good code hygiene
anyway.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Junio C Hamano 2011-10-27 11:42:57 -07:00
parent 9c6bebd142
commit ea4f9685cb
1 changed files with 2 additions and 1 deletions
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3
sha1_file.c
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@ -1267,7 +1267,8 @@ unsigned long unpack_object_header_buffer(const unsigned char *buf,
while (c & 0x80) {
if (len <= used || bitsizeof(long) <= shift) {
error("bad object header");
return 0;
size = used = 0;
break;
}
c = buf[used++];
size += (c & 0x7f) << shift;