Commit 28f46656 authored by Alexey Dobriyan's avatar Alexey Dobriyan Committed by Linus Torvalds

fs/binfmt_elf.c: coredump: delete duplicated overflow check

array_size() macro will do overflow check anyway.

Link: http://lkml.kernel.org/r/20191222144009.GB24341@avx2Signed-off-by: default avatarAlexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 225a3f53
...@@ -2257,8 +2257,6 @@ static int elf_core_dump(struct coredump_params *cprm) ...@@ -2257,8 +2257,6 @@ static int elf_core_dump(struct coredump_params *cprm)
dataoff = offset = roundup(offset, ELF_EXEC_PAGESIZE); dataoff = offset = roundup(offset, ELF_EXEC_PAGESIZE);
if (segs - 1 > ULONG_MAX / sizeof(*vma_filesz))
goto end_coredump;
vma_filesz = kvmalloc(array_size(sizeof(*vma_filesz), (segs - 1)), vma_filesz = kvmalloc(array_size(sizeof(*vma_filesz), (segs - 1)),
GFP_KERNEL); GFP_KERNEL);
if (ZERO_OR_NULL_PTR(vma_filesz)) if (ZERO_OR_NULL_PTR(vma_filesz))
......
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