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Check for context name duplicata
[lttng-modules.git]
/
lttng-context-perf-counters.c
diff --git
a/lttng-context-perf-counters.c
b/lttng-context-perf-counters.c
index 5327e6ef06956707a914d15c3d56e9924291d06b..2f7132fbf26bf8db8aa9897fbfcee73cbc97e143 100644
(file)
--- a/
lttng-context-perf-counters.c
+++ b/
lttng-context-perf-counters.c
@@
-170,6
+170,10
@@
int lttng_add_perf_counter_to_ctx(uint32_t type,
ret = -ENOMEM;
goto append_context_error;
}
ret = -ENOMEM;
goto append_context_error;
}
+ if (lttng_find_context(*ctx, name_alloc)) {
+ ret = -EEXIST;
+ goto find_error;
+ }
#ifdef CONFIG_HOTPLUG_CPU
field->u.perf_counter.nb.notifier_call =
#ifdef CONFIG_HOTPLUG_CPU
field->u.perf_counter.nb.notifier_call =
@@
-217,6
+221,7
@@
counter_error:
#ifdef CONFIG_HOTPLUG_CPU
unregister_cpu_notifier(&field->u.perf_counter.nb);
#endif
#ifdef CONFIG_HOTPLUG_CPU
unregister_cpu_notifier(&field->u.perf_counter.nb);
#endif
+find_error:
lttng_remove_context_field(ctx, field);
append_context_error:
kfree(name_alloc);
lttng_remove_context_field(ctx, field);
append_context_error:
kfree(name_alloc);
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