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[08/75] avr32: fix relocation check for signed 18-bit offset

Message ID 1370364959-9475-9-git-send-email-kamal@canonical.com
State New
Headers show

Commit Message

Kamal Mostafa June 4, 2013, 4:54 p.m. UTC 
3.8.13.2 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Hans-Christian Egtvedt <egtvedt@samfundet.no>

commit e68c636d88db3fda74e664ecb1a213ae0d50a7d8 upstream.

Caught by static code analysis by David.

Reported-by: David Binderman <dcb314@hotmail.com>
Signed-off-by: Hans-Christian Egtvedt <egtvedt@samfundet.no>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
---
 arch/avr32/kernel/module.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/arch/avr32/kernel/module.c b/arch/avr32/kernel/module.c
index 596f730..2c94129 100644
--- a/arch/avr32/kernel/module.c
+++ b/arch/avr32/kernel/module.c
@@ -264,7 +264,7 @@  int apply_relocate_add(Elf32_Shdr *sechdrs, const char *strtab,
 			break;
 		case R_AVR32_GOT18SW:
 			if ((relocation & 0xfffe0003) != 0
-			    && (relocation & 0xfffc0003) != 0xffff0000)
+			    && (relocation & 0xfffc0000) != 0xfffc0000)
 				return reloc_overflow(module, "R_AVR32_GOT18SW",
 						     relocation);
 			relocation >>= 2;