Messages in this thread | | | Date | Wed, 26 Nov 2014 21:37:54 +0900 | Subject | Re: [RFC PATCH] fs/binfmt_elf.c: fix inconsistent vma dump size | From | Jungseung Lee <> |
| |
2014-11-26 15:51 GMT+09:00 Jungseung Lee <js07.lee@gmail.com>:
>>> @@ -2093,7 +2083,20 @@ static int elf_core_dump(struct coredump_params *cprm) >>> >>> dataoff = offset = roundup(offset, ELF_EXEC_PAGESIZE); >>> >>> - offset += elf_core_vma_data_size(gate_vma, cprm->mm_flags); >>> + vma_filesz = kmalloc(sizeof(*vma_filesz) * (segs - 1), GFP_KERNEL); >> >> Use kmalloc_array() here, in case a disaster has occurred... >> > I'll try to find another way how to pass or save vma size with consistency. > it looks like just to replace kmalloc to vmalloc could be solution. I'll send patch, thanks.
| |