X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/7dd249088ba72730d8c05a38e02a56f82ff3fe92..0fdd8204644a6ae3daa310b3f5906b5c8b8ea0b4:/src/OS/os.c-FreeBSD

diff --git a/src/OS/os.c-FreeBSD b/src/OS/os.c-FreeBSD
index cb0b0bf7f..38df91cf4 100644
--- a/src/OS/os.c-FreeBSD
+++ b/src/OS/os.c-FreeBSD
@@ -19,7 +19,7 @@ os_sendfile(int out, int in, off_t * offp, size_t cnt)
 off_t loff = *offp, written;
 
 if (sendfile(in, out, loff, cnt, NULL, &written, 0) < 0) return (ssize_t)-1;
-*offp = loff + written;
+if (offp) *offp = loff + written;
 return (ssize_t)written;
 }