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-rw-r--r--src/util/pactree.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/src/util/pactree.c b/src/util/pactree.c
index 5a27cc77..b8832912 100644
--- a/src/util/pactree.c
+++ b/src/util/pactree.c
@@ -103,7 +103,12 @@ static char *strtrim(char *str)
pch++;
}
if(pch != str) {
- memmove(str, pch, (strlen(pch) + 1));
+ size_t len = strlen(pch);
+ if(len) {
+ memmove(str, pch, len + 1);
+ } else {
+ *str = '\0';
+ }
}
/* check if there wasn't anything but whitespace in the string. */