tree c6daed3ba58f8fff559c91d57623889d1aac7b71
parent 1ffbc7ea91606e4abd10eb60de5367f1c86daf5e
author Ciara Loftus <ciara.loftus@intel.com> 1617859209 +0000
committer Daniel Borkmann <daniel@iogearbox.net> 1617917806 +0200

libbpf: Fix potential NULL pointer dereference

Wait until after the UMEM is checked for null to dereference it.

Fixes: 43f1bc1efff1 ("libbpf: Restore umem state after socket create failure")
Signed-off-by: Ciara Loftus <ciara.loftus@intel.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20210408052009.7844-1-ciara.loftus@intel.com