diff options
| author | Vineet Gupta <vgupta@synopsys.com> | 2016-10-19 14:38:50 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-07-10 09:56:41 +0200 |
| commit | 014275fd848f463fac037fc1b6b9b6e50470b9aa (patch) | |
| tree | e354585cd64d3e08217147ffe7c20553d5d0e6eb /arch/arc/include | |
| parent | a414c474578a1ac097a1da0875b02b431f60a4e6 (diff) | |
ARC: fix build warning in elf.h
[ Upstream commit 1dec78585328db00e33fb18dc1a6deed0e2095a5 ]
The cast valid since TASK_SIZE * 2 will never actually cause overflow.
| CC fs/binfmt_elf.o
| In file included from ../include/linux/elf.h:4:0,
| from ../include/linux/module.h:15,
| from ../fs/binfmt_elf.c:12:
| ../fs/binfmt_elf.c: In function load_elf_binar:
| ../arch/arc/include/asm/elf.h:57:29: warning: integer overflow in expression [-Woverflow]
| #define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3)
| ^
| ../fs/binfmt_elf.c:921:16: note: in expansion of macro ELF_ET_DYN_BASE
| load_bias = ELF_ET_DYN_BASE - vaddr;
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'arch/arc/include')
| -rw-r--r-- | arch/arc/include/asm/elf.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arc/include/asm/elf.h b/arch/arc/include/asm/elf.h index 51a99e25fe33..8ee9113b2f8b 100644 --- a/arch/arc/include/asm/elf.h +++ b/arch/arc/include/asm/elf.h @@ -55,7 +55,7 @@ extern int elf_check_arch(const struct elf32_hdr *); * the loader. We need to make sure that it is out of the way of the program * that it will "exec", and that there is sufficient room for the brk. */ -#define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3) +#define ELF_ET_DYN_BASE (2UL * TASK_SIZE / 3) /* * When the program starts, a1 contains a pointer to a function to be |