On 32-bit systems with large file support, one entry could be larger
than 4GB and overflow "len". Correct it so we can unpack a full entry.
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx>
---
builtin/index-pack.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/builtin/index-pack.c b/builtin/index-pack.c
index e8c71fc..cafaab7 100644
--- a/builtin/index-pack.c
+++ b/builtin/index-pack.c
@@ -549,13 +549,13 @@ static void *unpack_data(struct object_entry *obj,
void *cb_data)
{
off_t from = obj[0].idx.offset + obj[0].hdr_size;
- unsigned long len = obj[1].idx.offset - from;
+ off_t len = obj[1].idx.offset - from;
unsigned char *data, *inbuf;
git_zstream stream;
int status;
data = xmallocz(consume ? 64*1024 : obj->size);
- inbuf = xmalloc((len < 64*1024) ? len : 64*1024);
+ inbuf = xmalloc((len < 64*1024) ? (int)len : 64*1024);
memset(&stream, 0, sizeof(stream));
git_inflate_init(&stream);
@@ -563,15 +563,15 @@ static void *unpack_data(struct object_entry *obj,
stream.avail_out = consume ? 64*1024 : obj->size;
do {
- ssize_t n = (len < 64*1024) ? len : 64*1024;
+ ssize_t n = (len < 64*1024) ? (ssize_t)len : 64*1024;
n = xpread(get_thread_data()->pack_fd, inbuf, n, from);
if (n < 0)
die_errno(_("cannot pread pack file"));
if (!n)
- die(Q_("premature end of pack file, %lu byte missing",
- "premature end of pack file, %lu bytes missing",
- len),
- len);
+ die(Q_("premature end of pack file, %"PRIuMAX" byte missing",
+ "premature end of pack file, %"PRIuMAX" bytes missing",
+ (unsigned int)len),
+ (uintmax_t)len);
from += n;
len -= n;
stream.next_in = inbuf;
--
2.8.2.537.g0965dd9
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