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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2025-02-25 16:03:25 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2025-02-25 16:03:25 -0800
commit0b119045b79a672bc6d8f18641c60fc8ce1b4585 (patch)
tree69c63ecfec55b9576c34dc742e0c38f46f8a317a /kernel/trace/trace_dynevent.c
parent7f7573bd4f37d4edc168c5b5def0bc2a1951c657 (diff)
parentd082ecbc71e9e0bf49883ee4afd435a77a5101b6 (diff)
Merge tag 'v6.14-rc4' into next
Sync up with the mainline.
Diffstat (limited to 'kernel/trace/trace_dynevent.c')
-rw-r--r--kernel/trace/trace_dynevent.c23
1 files changed, 7 insertions, 16 deletions
diff --git a/kernel/trace/trace_dynevent.c b/kernel/trace/trace_dynevent.c
index 4376887e0d8aa..a322e4f249a50 100644
--- a/kernel/trace/trace_dynevent.c
+++ b/kernel/trace/trace_dynevent.c
@@ -74,24 +74,19 @@ int dyn_event_release(const char *raw_command, struct dyn_event_operations *type
struct dyn_event *pos, *n;
char *system = NULL, *event, *p;
int argc, ret = -ENOENT;
- char **argv;
+ char **argv __free(argv_free) = argv_split(GFP_KERNEL, raw_command, &argc);
- argv = argv_split(GFP_KERNEL, raw_command, &argc);
if (!argv)
return -ENOMEM;
if (argv[0][0] == '-') {
- if (argv[0][1] != ':') {
- ret = -EINVAL;
- goto out;
- }
+ if (argv[0][1] != ':')
+ return -EINVAL;
event = &argv[0][2];
} else {
event = strchr(argv[0], ':');
- if (!event) {
- ret = -EINVAL;
- goto out;
- }
+ if (!event)
+ return -EINVAL;
event++;
}
@@ -101,10 +96,8 @@ int dyn_event_release(const char *raw_command, struct dyn_event_operations *type
event = p + 1;
*p = '\0';
}
- if (!system && event[0] == '\0') {
- ret = -EINVAL;
- goto out;
- }
+ if (!system && event[0] == '\0')
+ return -EINVAL;
mutex_lock(&event_mutex);
for_each_dyn_event_safe(pos, n) {
@@ -120,8 +113,6 @@ int dyn_event_release(const char *raw_command, struct dyn_event_operations *type
}
tracing_reset_all_online_cpus();
mutex_unlock(&event_mutex);
-out:
- argv_free(argv);
return ret;
}