tidying

[exim.git] / src / src / expand.c

diff --git a/src/src/expand.c b/src/src/expand.c
index 0da2105692922ba19f03d4c388f6a5354cadbfa9..a7edaae4728521fb613e63a3603a134bd0cbf4b1 100644 (file)
--- a/src/src/expand.c
+++ b/src/src/expand.c
@@ -7123,7 +7123,7 @@ while (*s != 0)
        const uschar * s = sub;
        uschar c;
 
-       for (s = sub; c = *s; s++)
+       for (s = sub; (c = *s); s++)
          yield = c < 127 && c != '\\'
            ? string_catn(yield, &size, &ptr, s, 1)
            : string_catn(yield, &size, &ptr, string_sprintf("\\%03o", c), 4);