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authorMike Frysinger <vapier.adi@gmail.com>2008-11-18 17:48:22 +0800
committerBryan Wu <cooloney@kernel.org>2008-11-18 17:48:22 +0800
commit89c6c139a57e27617850ddc7df90e267374a1a5c (patch)
tree5157a001ba89cec67c953da495fb7a50f05dd0f9 /arch/blackfin
parent09c1db922dd5b41e6421a5a7a94c1282ee881e81 (diff)
Blackfin arch: fix off-by-one errors on end of memory range
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch/blackfin')
-rw-r--r--arch/blackfin/kernel/kgdb.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/blackfin/kernel/kgdb.c b/arch/blackfin/kernel/kgdb.c
index a895927fcc30..2af3a886c145 100644
--- a/arch/blackfin/kernel/kgdb.c
+++ b/arch/blackfin/kernel/kgdb.c
@@ -643,7 +643,7 @@ int kgdb_ebin2mem(char *buf, char *mem, int count)
return EFAULT;
}
} else if ((cpu == 0 && (unsigned int)mem >= L1_CODE_START &&
- (unsigned int)(mem + count) < L1_CODE_START + L1_CODE_LENGTH)
+ (unsigned int)(mem + count) <= L1_CODE_START + L1_CODE_LENGTH)
#ifdef CONFIG_SMP
|| (cpu == 1 && (unsigned int)mem >= COREB_L1_CODE_START &&
(unsigned int)(mem + count) <=
@@ -758,11 +758,11 @@ int kgdb_arch_set_breakpoint(unsigned long addr, char *saved_instr)
if ((cpu == 0 && (unsigned int)addr >= L1_CODE_START
&& (unsigned int)(addr + BREAK_INSTR_SIZE)
- < L1_CODE_START + L1_CODE_LENGTH)
+ <= L1_CODE_START + L1_CODE_LENGTH)
#ifdef CONFIG_SMP
|| (cpu == 1 && (unsigned int)addr >= COREB_L1_CODE_START
&& (unsigned int)(addr + BREAK_INSTR_SIZE)
- < COREB_L1_CODE_START + L1_CODE_LENGTH)
+ <= COREB_L1_CODE_START + L1_CODE_LENGTH)
#endif
) {
/* access L1 instruction SRAM */
@@ -789,7 +789,7 @@ int kgdb_arch_set_breakpoint(unsigned long addr, char *saved_instr)
int kgdb_arch_remove_breakpoint(unsigned long addr, char *bundle)
{
if ((unsigned int)addr >= L1_CODE_START &&
- (unsigned int)(addr + BREAK_INSTR_SIZE) <
+ (unsigned int)(addr + BREAK_INSTR_SIZE) <=
L1_CODE_START + L1_CODE_LENGTH) {
/* access L1 instruction SRAM */
if (dma_memcpy((void *)addr, bundle, BREAK_INSTR_SIZE) == NULL)