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transport-helper: use xread instead of read 

This fix was needed on HPE NonStop NSE and NSX where SSIZE_MAX is less than
BUFFERSIZE resulting in EINVAL. The call to read in transport-helper.c
was the only place outside of wrapper.c where it is used instead of xread.

Signed-off-by: Randall S. Becker <rsbecker@nexbridge.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
maint
Randall S. Becker 2019-01-03 16:03:48 -05:00 committed by Junio C Hamano
parent b21ebb671b
commit c14e5a1a50
1 changed files with 1 additions and 1 deletions
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transport-helper.c
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@ -1225,7 +1225,7 @@ static int udt_do_read(struct unidirectional_transfer *t)
return 0; /* No space for more. */

transfer_debug("%s is readable", t->src_name);
bytes = read(t->src, t->buf + t->bufuse, BUFFERSIZE - t->bufuse);
bytes = xread(t->src, t->buf + t->bufuse, BUFFERSIZE - t->bufuse);
if (bytes < 0 && errno != EWOULDBLOCK && errno != EAGAIN &&
errno != EINTR) {
error_errno(_("read(%s) failed"), t->src_name);