diff --git a/modules/http/mod_mime.c b/modules/http/mod_mime.c
index f92119b..28c53be 100644
--- a/modules/http/mod_mime.c
+++ b/modules/http/mod_mime.c
@@ -528,9 +528,9 @@ static int is_quoted_pair(const char *s)
int res = -1;
int c;
- if (((s + 1) != NULL) && (*s == '\\')) {
+ if (*s == '\\') {
c = (int) *(s + 1);
- if (apr_isascii(c)) {
+ if (c && apr_isascii(c)) {
res = 1;
}
}