blockd: fix length of timeout int passed to ioctl

AUTOFS_IOC_SETTIMEOUT expects a pointer to an 'unsigned long' which
will result in out-of-bounds access when passing a pointer to an 'int'.
Change type of timeout to 'unsigned long'.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/blockd.c b/blockd.c
index edca896..bf15f10 100644
--- a/blockd.c
+++ b/blockd.c
@@ -574,7 +574,7 @@ struct uloop_timeout autofs_expire_timer = {
 
 static int autofs_mount(void)
 {
-	int autofs_timeout = AUTOFS_TIMEOUT;
+	unsigned long autofs_timeout = AUTOFS_TIMEOUT;
 	int kproto_version;
 	int pipefd[2];
 	char source[64];