Title: [5356] trunk/arch/blackfin/kernel/ptrace.c: revert previous "<=" -> "<" changes ...
- Revision
- 5356
- Author
- vapier
- Date
- 2008-09-27 11:38:56 -0500 (Sat, 27 Sep 2008)
Log Message
revert previous "<=" -> "<" changes ... we are testing an address + length, not just address
Modified Paths
Diff
Modified: trunk/arch/blackfin/kernel/ptrace.c (5355 => 5356)
--- trunk/arch/blackfin/kernel/ptrace.c 2008-09-26 22:19:58 UTC (rev 5355)
+++ trunk/arch/blackfin/kernel/ptrace.c 2008-09-27 16:38:56 UTC (rev 5356)
@@ -221,22 +221,22 @@
pr_debug("ptrace: user address is valid\n");
if (L1_CODE_LENGTH != 0 && addr >= L1_CODE_START
- && addr + sizeof(tmp) < L1_CODE_START + L1_CODE_LENGTH) {
+ && addr + sizeof(tmp) <= L1_CODE_START + L1_CODE_LENGTH) {
safe_dma_memcpy (&tmp, (const void *)(addr), sizeof(tmp));
copied = sizeof(tmp);
} else if (L1_DATA_A_LENGTH != 0 && addr >= L1_DATA_A_START
- && addr + sizeof(tmp) < L1_DATA_A_START + L1_DATA_A_LENGTH) {
+ && addr + sizeof(tmp) <= L1_DATA_A_START + L1_DATA_A_LENGTH) {
memcpy(&tmp, (const void *)(addr), sizeof(tmp));
copied = sizeof(tmp);
} else if (L1_DATA_B_LENGTH != 0 && addr >= L1_DATA_B_START
- && addr + sizeof(tmp) < L1_DATA_B_START + L1_DATA_B_LENGTH) {
+ && addr + sizeof(tmp) <= L1_DATA_B_START + L1_DATA_B_LENGTH) {
memcpy(&tmp, (const void *)(addr), sizeof(tmp));
copied = sizeof(tmp);
} else if (addr >= FIXED_CODE_START
- && addr + sizeof(tmp) < FIXED_CODE_END) {
+ && addr + sizeof(tmp) <= FIXED_CODE_END) {
memcpy(&tmp, (const void *)(addr), sizeof(tmp));
copied = sizeof(tmp);
@@ -301,22 +301,22 @@
pr_debug("ptrace: user address is valid\n");
if (L1_CODE_LENGTH != 0 && addr >= L1_CODE_START
- && addr + sizeof(data) < L1_CODE_START + L1_CODE_LENGTH) {
+ && addr + sizeof(data) <= L1_CODE_START + L1_CODE_LENGTH) {
safe_dma_memcpy ((void *)(addr), &data, sizeof(data));
copied = sizeof(data);
} else if (L1_DATA_A_LENGTH != 0 && addr >= L1_DATA_A_START
- && addr + sizeof(data) < L1_DATA_A_START + L1_DATA_A_LENGTH) {
+ && addr + sizeof(data) <= L1_DATA_A_START + L1_DATA_A_LENGTH) {
memcpy((void *)(addr), &data, sizeof(data));
copied = sizeof(data);
} else if (L1_DATA_B_LENGTH != 0 && addr >= L1_DATA_B_START
- && addr + sizeof(data) < L1_DATA_B_START + L1_DATA_B_LENGTH) {
+ && addr + sizeof(data) <= L1_DATA_B_START + L1_DATA_B_LENGTH) {
memcpy((void *)(addr), &data, sizeof(data));
copied = sizeof(data);
} else if (addr >= FIXED_CODE_START
- && addr + sizeof(data) < FIXED_CODE_END) {
+ && addr + sizeof(data) <= FIXED_CODE_END) {
memcpy((void *)(addr), &data, sizeof(data));
copied = sizeof(data);
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