Truncate the file when opening it with write intent. Otherwise,
there's a good chance that garbage will remain at the end. Closes PR # bin/2112: tftpd doesn't truncate ... Reviewed by: fenner
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=20052
@ -30,7 +30,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id$
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* $Id: tftpd.c,v 1.4 1996/09/22 21:56:07 wosch Exp $
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*/
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#ifndef lint
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@ -435,7 +435,7 @@ validate_access(filep, mode)
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return (err);
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*filep = filename = pathname;
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}
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fd = open(filename, mode == RRQ ? 0 : 1);
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fd = open(filename, mode == RRQ ? O_RDONLY : O_WRONLY|O_TRUNC);
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if (fd < 0)
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return (errno + 100);
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file = fdopen(fd, (mode == RRQ)? "r":"w");
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