X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=lttng-context-pid.c;h=698b242245a28b6e38484f65f21f129e53ab9774;hb=08b18782f04739922610b824a6892f281b7250fa;hp=ee2c4f0f5c36ebb116cfa66a8ec46658cc217920;hpb=09fec6b43d11b3e0ece36f9e9e44b9627c1b565d;p=lttng-modules.git

diff --git a/lttng-context-pid.c b/lttng-context-pid.c
index ee2c4f0f..698b2422 100644
--- a/lttng-context-pid.c
+++ b/lttng-context-pid.c
@@ -44,6 +44,10 @@ int lttng_add_pid_to_ctx(struct lttng_ctx **ctx)
 	field = lttng_append_context(ctx);
 	if (!field)
 		return -ENOMEM;
+	if (lttng_find_context(*ctx, "pid")) {
+		lttng_remove_context_field(ctx, field);
+		return -EEXIST;
+	}
 	field->event_field.name = "pid";
 	field->event_field.type.atype = atype_integer;
 	field->event_field.type.u.basic.integer.size = sizeof(pid_t) * CHAR_BIT;