Fix: wrong terminating character handling

snprintf include the terminating character when it writes to
the buffer.

Change-Id: Idca1050deb9af64de1fdd4f08744166b2fa144b1
Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>

1 files changed, 3 insertions, 3 deletions

diff --git a/src/aft.c b/src/aft.c
index 76fb6a1..df0c69b 100644
--- a/src/aft.c
+++ b/src/aft.c
@@ -203,12 +203,12 @@ int afbBindingEntry(afb_api_t apiHandle) {
 	bindingRootDirLen = strlen(bindingRootDir);
 
 	if(envDirList) {
-		len = strlen(CONTROL_CONFIG_PATH) + strlen(envDirList) + bindingRootDirLen;
+		len = strlen(CONTROL_CONFIG_PATH) + strlen(envDirList) + bindingRootDirLen + 2;
 		dirList = malloc(len + 1);
-		snprintf(dirList, len + 2, "%s:%s:%s", envDirList, bindingRootDir, CONTROL_CONFIG_PATH);
+		snprintf(dirList, len +1, "%s:%s:%s", envDirList, bindingRootDir, CONTROL_CONFIG_PATH);
 	}
 	else {
-		len = strlen(CONTROL_CONFIG_PATH) + bindingRootDirLen;
+		len = strlen(CONTROL_CONFIG_PATH) + bindingRootDirLen + 1;
 		dirList = malloc(len + 1);
 		snprintf(dirList, len + 1, "%s:%s", bindingRootDir, CONTROL_CONFIG_PATH);
 	}