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authorVineet Gupta <vgupta@synopsys.com>2016-10-19 14:38:50 -0700
committerVineet Gupta <vgupta@synopsys.com>2016-10-19 14:38:53 -0700
commit1dec78585328db00e33fb18dc1a6deed0e2095a5 (patch)
tree9b9a62753702bdceffcab1e497ab47961ddb24e3 /arch/arc
parent3da43104d3187184d7417569cb3360511229f761 (diff)
ARC: fix build warning in elf.h
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>
Diffstat (limited to 'arch/arc')
-rw-r--r--arch/arc/include/asm/elf.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arc/include/asm/elf.h b/arch/arc/include/asm/elf.h
index 7096f97a1434..aa2d6da9d187 100644
--- a/arch/arc/include/asm/elf.h
+++ b/arch/arc/include/asm/elf.h
@@ -54,7 +54,7 @@ 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