X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fmodprobe.c;fp=src%2Fbin%2Flttng-sessiond%2Fmodprobe.c;h=05027404e42587cc9abbe34c57c4f8722a68a127;hp=f58f50c65c3f4f8284a6bd9bf7a2af1bb548a00a;hb=4ad664a014c19a1d9e113724ac0506367d3004c4;hpb=e9826a9d6d6b27b10e653ee06adfcf95d17004e7

diff --git a/src/bin/lttng-sessiond/modprobe.c b/src/bin/lttng-sessiond/modprobe.c
index f58f50c65..05027404e 100644
--- a/src/bin/lttng-sessiond/modprobe.c
+++ b/src/bin/lttng-sessiond/modprobe.c
@@ -198,6 +198,7 @@ static int modprobe_lttng(struct kern_modules_param *modules,
 			}
 		} else {
 			DBG("Modprobe successfully %s", modules[i].name);
+			modules[i].loaded = true;
 		}
 
 		kmod_module_unref(mod);
@@ -272,6 +273,10 @@ static void modprobe_remove_lttng(const struct kern_modules_param *modules,
 	for (i = entries - 1; i >= 0; i--) {
 		struct kmod_module *mod = NULL;
 
+		if (!modules[i].loaded) {
+			continue;
+		}
+
 		ret = kmod_module_new_from_name(ctx, modules[i].name, &mod);
 		if (ret < 0) {
 			PERROR("Failed to create kmod module for %s", modules[i].name);
@@ -338,6 +343,7 @@ static int modprobe_lttng(struct kern_modules_param *modules,
 			}
 		} else {
 			DBG("Modprobe successfully %s", modules[i].name);
+			modules[i].loaded;
 		}
 	}
 
@@ -352,6 +358,9 @@ static void modprobe_remove_lttng(const struct kern_modules_param *modules,
 	char modprobe[256];
 
 	for (i = entries - 1; i >= 0; i--) {
+		if (!modules[i].loaded) {
+			continue;
+		}
 		ret = snprintf(modprobe, sizeof(modprobe),
 				"/sbin/modprobe -r -q %s",
 				modules[i].name);