From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Thu, 30 Aug 2018 15:50:33 +0000 (-0400)
Subject: Fix: uprobes: missing break in lttng_event_ioctl()
X-Git-Tag: v2.11.0-rc1~1
X-Git-Url: http://git.lttng.org/?a=commitdiff_plain;h=0586316f8483b4da2c623a8dc13d2920ba19bbc1;p=lttng-modules.git

Fix: uprobes: missing break in lttng_event_ioctl()

Found by Coverity:

** CID 1395322:  Control flow issues  (MISSING_BREAK)
/lttng-abi.c: 1465 in lttng_event_ioctl()

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/lttng-abi.c b/lttng-abi.c
index 9d3f7424..0534472a 100644
--- a/lttng-abi.c
+++ b/lttng-abi.c
@@ -1472,7 +1472,9 @@ long lttng_event_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 			return lttng_enabler_attach_bytecode(enabler,
 				(struct lttng_kernel_filter_bytecode __user *) arg);
 		}
-
+		default:
+			WARN_ON_ONCE(1);
+			return -ENOSYS;
 		}
 	case LTTNG_KERNEL_ADD_CALLSITE:
 		switch (*evtype) {