[Olsr-dev] [PATCH v1 08/18] info: protect stripEOLs against invalid input and zero length

[Ferry Huberts]

From: Ferry Huberts <(spam-protected)>

Signed-off-by: Ferry Huberts <(spam-protected)>
---
 lib/info/olsrd_info.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/info/olsrd_info.c b/lib/info/olsrd_info.c
index 43170b8..1f431b7 100644
--- a/lib/info/olsrd_info.c
+++ b/lib/info/olsrd_info.c
@@ -588,6 +588,10 @@ static char * skipLeadingWhitespace(char * requ, size_t *len) {
 }
 
 static char * stripEOLs(char * requ, size_t *len) {
+  if (!requ || !len || !*len) {
+    return requ;
+  }
+
   while (isspace(requ[*len - 1]) && (requ[*len - 1] != '\0')) {
     *len = *len - 1;
     requ[*len] = '\0';
-- 
2.9.3