kernel: add support for kernel 5.4
[oweals/openwrt.git] / target / linux / generic / pending-5.4 / 310-arm_module_unresolved_weak_sym.patch
1 From: Felix Fietkau <nbd@nbd.name>
2 Subject: fix errors in unresolved weak symbols on arm
3
4 lede-commit: 570699d4838a907c3ef9f2819bf19eb72997b32f
5 Signed-off-by: Felix Fietkau <nbd@nbd.name>
6 ---
7  arch/arm/kernel/module.c | 4 ++++
8  1 file changed, 4 insertions(+)
9
10 --- a/arch/arm/kernel/module.c
11 +++ b/arch/arm/kernel/module.c
12 @@ -99,6 +99,10 @@ apply_relocate(Elf32_Shdr *sechdrs, cons
13                         return -ENOEXEC;
14                 }
15  
16 +               if ((IS_ERR_VALUE(sym->st_value) || !sym->st_value) &&
17 +                   ELF_ST_BIND(sym->st_info) == STB_WEAK)
18 +                       continue;
19 +
20                 loc = dstsec->sh_addr + rel->r_offset;
21  
22                 switch (ELF32_R_TYPE(rel->r_info)) {