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authorDavid S. Miller <davem@davemloft.net>2014-12-10 21:48:20 +0100
committerDavid S. Miller <davem@davemloft.net>2014-12-10 21:48:20 +0100
commit22f10923dd39141785273e423b9acf347297e15f (patch)
treecc1f19103817433a426b3e329d6326f5e9d8e8f7 /arch/x86/net
parentirda: Convert function pointer arrays and uses to const (diff)
parentnet: fix suspicious rcu_dereference_check in net/sched/sch_fq_codel.c (diff)
downloadlinux-22f10923dd39141785273e423b9acf347297e15f.tar.xz
linux-22f10923dd39141785273e423b9acf347297e15f.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: drivers/net/ethernet/amd/xgbe/xgbe-desc.c drivers/net/ethernet/renesas/sh_eth.c Overlapping changes in both conflict cases. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/x86/net')
-rw-r--r--arch/x86/net/bpf_jit_comp.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/x86/net/bpf_jit_comp.c b/arch/x86/net/bpf_jit_comp.c
index 626e01377a01..987514396c1e 100644
--- a/arch/x86/net/bpf_jit_comp.c
+++ b/arch/x86/net/bpf_jit_comp.c
@@ -178,7 +178,7 @@ static void jit_fill_hole(void *area, unsigned int size)
}
struct jit_context {
- unsigned int cleanup_addr; /* epilogue code offset */
+ int cleanup_addr; /* epilogue code offset */
bool seen_ld_abs;
};
@@ -192,6 +192,7 @@ static int do_jit(struct bpf_prog *bpf_prog, int *addrs, u8 *image,
struct bpf_insn *insn = bpf_prog->insnsi;
int insn_cnt = bpf_prog->len;
bool seen_ld_abs = ctx->seen_ld_abs | (oldproglen == 0);
+ bool seen_exit = false;
u8 temp[BPF_MAX_INSN_SIZE + BPF_INSN_SAFETY];
int i;
int proglen = 0;
@@ -854,10 +855,11 @@ common_load:
goto common_load;
case BPF_JMP | BPF_EXIT:
- if (i != insn_cnt - 1) {
+ if (seen_exit) {
jmp_offset = ctx->cleanup_addr - addrs[i];
goto emit_jmp;
}
+ seen_exit = true;
/* update cleanup_addr */
ctx->cleanup_addr = proglen;
/* mov rbx, qword ptr [rbp-X] */