X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Futils.c;h=5ea337450ecf63e8fc1f19b6e7e336804e869f68;hp=d503665a4fdb1149d68b00b79fcab14ed948bd4d;hb=c30aaa51f34105a7f20b9ceb39866001843db6e6;hpb=6f94560a050962daad560dac2823bd97b0b1bf98

diff --git a/src/bin/lttng-sessiond/utils.c b/src/bin/lttng-sessiond/utils.c
index d503665a4..5ea337450 100644
--- a/src/bin/lttng-sessiond/utils.c
+++ b/src/bin/lttng-sessiond/utils.c
@@ -31,6 +31,11 @@ int notify_thread_pipe(int wpipe)
 {
 	int ret;
 
+	/* Ignore if the pipe is invalid. */
+	if (wpipe < 0) {
+		return 0;
+	}
+
 	do {
 		ret = write(wpipe, "!", 1);
 	} while (ret < 0 && errno == EINTR);