Re: [PATCH bpf-next 1/4] selftests/bpf: Add some null pointer checks

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This patch will add the malloc failure checking

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* Please use a corresponding imperative wording for the change description.

* Would you like to add the tag “Fixes” accordingly?

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+++ b/tools/testing/selftests/bpf/test_progs.c @@ -582,6 +582,11 @@ int compare_stack_ips(int smap_fd, int amap_fd, int stack_trace_len)

val_buf1 = malloc(stack_trace_len); val_buf2 = malloc(stack_trace_len);

• if (!val_buf1 || !val_buf2) {

• err = -ENOMEM;
  

• goto out;
  

• }

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How do you think about to reuse “errno” in such error cases?

Regards, Markus