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authorGaurav Singh <gaurav1086@gmail.com>2020-06-12 14:53:27 -0400
committerDaniel Borkmann <daniel@iogearbox.net>2020-06-16 14:55:35 +0200
commit6903cdae9f9f08d61e49c16cbef11c293e33a615 (patch)
tree45ae1c002cf32dd421cb5dce9223d9d3b495086c /kernel
parentc34a06c56df7c513cd19f591b26fe7d814c778cc (diff)
bpf, xdp, samples: Fix null pointer dereference in *_user code
Memset on the pointer right after malloc can cause a NULL pointer deference if it failed to allocate memory. A simple fix is to replace malloc()/memset() pair with a simple call to calloc(). Fixes: 0fca931a6f21 ("samples/bpf: program demonstrating access to xdp_rxq_info") Signed-off-by: Gaurav Singh <gaurav1086@gmail.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Jesper Dangaard Brouer <brouer@redhat.com> Acked-by: John Fastabend <john.fastabend@gmail.com>
Diffstat (limited to 'kernel')
0 files changed, 0 insertions, 0 deletions