Messages in this thread Patch in this message | | | From | Peng Hao <> | Subject | [PATCH] arm64/module-plts: Consider the special case where plt_max_entries is 0 | Date | Tue, 7 Jul 2020 07:46:08 -0400 |
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If plt_max_entries is 0, a warning is triggered. WARNING: CPU: 200 PID: 3000 at arch/arm64/kernel/module-plts.c:97 module_emit_plt_entry+0xa4/0x150
Signed-off-by: Peng Hao <richard.peng@oppo.com> --- arch/arm64/kernel/module-plts.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/kernel/module-plts.c b/arch/arm64/kernel/module-plts.c index 65b08a74aec6..1868c9ac13f2 100644 --- a/arch/arm64/kernel/module-plts.c +++ b/arch/arm64/kernel/module-plts.c @@ -79,7 +79,8 @@ u64 module_emit_plt_entry(struct module *mod, Elf64_Shdr *sechdrs, int i = pltsec->plt_num_entries; int j = i - 1; u64 val = sym->st_value + rela->r_addend; - + if (pltsec->plt_max_entries == 0) + return 0; if (is_forbidden_offset_for_adrp(&plt[i].adrp)) i++; -- 2.18.4
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