diff options
| -rw-r--r-- | kernel/trace/trace_events_filter.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c index 3a529214a21b..c06e1d596f4b 100644 --- a/kernel/trace/trace_events_filter.c +++ b/kernel/trace/trace_events_filter.c @@ -1744,17 +1744,23 @@ static int parse_pred(const char *str, void *data, /* Copy the cpulist between { and } */ tmp = kmalloc((i - maskstart) + 1, GFP_KERNEL); - strscpy(tmp, str + maskstart, (i - maskstart) + 1); + if (!tmp) + goto err_mem; + strscpy(tmp, str + maskstart, (i - maskstart) + 1); pred->mask = kzalloc(cpumask_size(), GFP_KERNEL); - if (!pred->mask) + if (!pred->mask) { + kfree(tmp); goto err_mem; + } /* Now parse it */ if (cpulist_parse(tmp, pred->mask)) { + kfree(tmp); parse_error(pe, FILT_ERR_INVALID_CPULIST, pos + i); goto err_free; } + kfree(tmp); /* Move along */ i++; |