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authorNicolas Schichan <nschichan@freebox.fr>2015-07-21 14:14:13 +0200
committerDavid S. Miller <davem@davemloft.net>2015-07-21 22:19:55 -0700
commit6d715e301e950e3314d590bdbabf0c26e4fed94b (patch)
tree71943addcee05f7947ab107b74467d7637303aab /arch/m32r
parent7aed35cb65348fc8b9ce0c2394ff675e5fc750da (diff)
downloadlinux-6d715e301e950e3314d590bdbabf0c26e4fed94b.tar.bz2
ARM: net: handle negative offsets in BPF JIT.
Previously, the JIT would reject negative offsets known during code generation and mishandle negative offsets provided at runtime. Fix that by calling bpf_internal_load_pointer_neg_helper() appropriately in the jit_get_skb_{b,h,w} slow path helpers and by forcing the execution flow to the slow path helpers when the offset is negative. Signed-off-by: Nicolas Schichan <nschichan@freebox.fr> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/m32r')
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