diff options
Diffstat (limited to 'arch/blackfin/kernel/ptrace.c')
-rw-r--r-- | arch/blackfin/kernel/ptrace.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/blackfin/kernel/ptrace.c b/arch/blackfin/kernel/ptrace.c index 594e325b40e4..d76618db50df 100644 --- a/arch/blackfin/kernel/ptrace.c +++ b/arch/blackfin/kernel/ptrace.c | |||
@@ -45,6 +45,7 @@ | |||
45 | #include <asm/asm-offsets.h> | 45 | #include <asm/asm-offsets.h> |
46 | #include <asm/dma.h> | 46 | #include <asm/dma.h> |
47 | #include <asm/fixed_code.h> | 47 | #include <asm/fixed_code.h> |
48 | #include <asm/cacheflush.h> | ||
48 | #include <asm/mem_map.h> | 49 | #include <asm/mem_map.h> |
49 | 50 | ||
50 | #define TEXT_OFFSET 0 | 51 | #define TEXT_OFFSET 0 |
@@ -240,7 +241,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) | |||
240 | 241 | ||
241 | } else if (addr >= FIXED_CODE_START | 242 | } else if (addr >= FIXED_CODE_START |
242 | && addr + sizeof(tmp) <= FIXED_CODE_END) { | 243 | && addr + sizeof(tmp) <= FIXED_CODE_END) { |
243 | memcpy(&tmp, (const void *)(addr), sizeof(tmp)); | 244 | copy_from_user_page(0, 0, 0, &tmp, (const void *)(addr), sizeof(tmp)); |
244 | copied = sizeof(tmp); | 245 | copied = sizeof(tmp); |
245 | 246 | ||
246 | } else | 247 | } else |
@@ -320,7 +321,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) | |||
320 | 321 | ||
321 | } else if (addr >= FIXED_CODE_START | 322 | } else if (addr >= FIXED_CODE_START |
322 | && addr + sizeof(data) <= FIXED_CODE_END) { | 323 | && addr + sizeof(data) <= FIXED_CODE_END) { |
323 | memcpy((void *)(addr), &data, sizeof(data)); | 324 | copy_to_user_page(0, 0, 0, (void *)(addr), &data, sizeof(data)); |
324 | copied = sizeof(data); | 325 | copied = sizeof(data); |
325 | 326 | ||
326 | } else | 327 | } else |