MFC r336605:
Fix multiple Coverity warnings in tftpd(8)
* Initialize uninitialized variable (CID
1006502)
* strcpy => strlcpy (CID
1006792,
1006791,
1006790)
* Check function return values (CID
1009442,
1009441,
1009440)
* Delete dead code in receive_packet (not reported by Coverity)
* Remove redundant alarm(3) in receive_packet (not reported by Coverity)
Reported by: Coverity
CID:
1006502,
1006792,
1006791,
1006790,
1009442,
1009441,
1009440
Differential Revision: https://reviews.freebsd.org/D11287
git-svn-id: svn://svn.freebsd.org/base/stable/10@339059
ccf9f872-aa2e-dd11-9fc8-
001c23d0bc1f