Daniel T. Lee e67b2c7154 samples, selftests/bpf: add NULL check for ksym_search ...

Since, ksym_search added with verification logic for symbols existence,
it could return NULL when the kernel symbols are not loaded.

This commit will add NULL check logic after ksym_search.

Signed-off-by: Daniel T. Lee <danieltimlee@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>

2019-04-04 16:43:47 +02:00

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