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Merge "tracing: Check return value of __create_val_fields() before using its result"

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Linux Build Service Account 2022-05-13 01:37:40 -07:00 • committed by Gerrit - the friendly Code Review server
commit eec22ebc49
1 changed files with 1 additions and 1 deletions
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kernel/trace/trace_events_hist.c
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@ -4638,7 +4638,7 @@ static int create_var_field(struct hist_trigger_data *hist_data,
ret = __create_val_field(hist_data, val_idx, file, var_name, expr_str, flags);
if (hist_data->fields[val_idx]->flags & HIST_FIELD_FL_STRING)
if (!ret && hist_data->fields[val_idx]->flags & HIST_FIELD_FL_STRING)
hist_data->fields[val_idx]->var_str_idx = hist_data->n_var_str++;
return ret;