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Make printf of gstring null-safe
[exim.git]
/
src
/
src
/
string.c
diff --git
a/src/src/string.c
b/src/src/string.c
index 854cf0d34b6e73915ada64173114067dbea601b8..52b1d2fb5895ccda12006d34d0b38d71049bbd34 100644
(file)
--- a/
src/src/string.c
+++ b/
src/src/string.c
@@
-1579,8
+1579,8
@@
while (*fp)
case 'Y': /* gstring pointer */
{
gstring * zg = va_arg(ap, gstring *);
- s = CS zg->s;
- slen = zg->ptr;
+ if (zg) { s = CS zg->s; slen = zg->ptr; }
+ else { s = null; slen = Ustrlen(s); }
goto INSERT_GSTRING;
}