From a0bf375a1a9b74056a913f3687c6f5b42ad4acf6 Mon Sep 17 00:00:00 2001 From: Lukas Fleischer Date: Tue, 5 Apr 2011 10:35:43 +0200 Subject: Avoid null pointer dereference in reencode(). Returning "*txt" if "txt" is a null pointer is a bad thing. Spotted with clang-analyzer. Signed-off-by: Lukas Fleischer Signed-off-by: Lars Hjemli --- parsing.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/parsing.c b/parsing.c index c9e4350..151c0fe 100644 --- a/parsing.c +++ b/parsing.c @@ -103,7 +103,10 @@ const char *reencode(char **txt, const char *src_enc, const char *dst_enc) { char *tmp; - if (!txt || !*txt || !src_enc || !dst_enc) + if (!txt) + return NULL; + + if (!*txt || !src_enc || !dst_enc) return *txt; /* no encoding needed if src_enc equals dst_enc */ -- cgit v1.2.3-59-g8ed1b