From: David Goulet <dgoulet@efficios.com>
Date: Wed, 1 Oct 2014 15:30:15 +0000 (-0400)
Subject: Fix: only initialize syscall table if kernel tracer available
X-Git-Tag: v2.6.0-rc1~24
X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=commitdiff_plain;h=89588270089b3c4ae5ef4291cdd87960e5d3d297

Fix: only initialize syscall table if kernel tracer available

Fixes #844

Signed-off-by: David Goulet <dgoulet@efficios.com>
---

diff --git a/src/bin/lttng-sessiond/main.c b/src/bin/lttng-sessiond/main.c
index e5054735e..c1e6db1d4 100644
--- a/src/bin/lttng-sessiond/main.c
+++ b/src/bin/lttng-sessiond/main.c
@@ -5230,10 +5230,12 @@ int main(int argc, char **argv)
 		/* Setup kernel tracer */
 		if (!opt_no_kernel) {
 			init_kernel_tracer();
-			ret = syscall_init_table();
-			if (ret < 0) {
-				ERR("Unable to populate syscall table. Syscall tracing won't"
-						" work for this session daemon.");
+			if (kernel_tracer_fd >= 0) {
+				ret = syscall_init_table();
+				if (ret < 0) {
+					ERR("Unable to populate syscall table. Syscall tracing"
+							" won't work for this session daemon.");
+				}
 			}
 		}