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PTRACE_POKEDATA consolidation

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Identical implementations of PTRACE_POKEDATA go into generic_ptrace_pokedata()
function.

AFAICS, fix bug on xtensa where successful PTRACE_POKEDATA will nevertheless
return EPERM.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: <linux-arch@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alexey Dobriyan
2007-07-17 04:03:44 -07:00
committed by Linus Torvalds
parent 7664732315
commit f284ce7269
23 changed files with 32 additions and 98 deletions
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6
arch/powerpc/kernel/ptrace.c
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@ -413,11 +413,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
/* If I and D space are separate, this will have to be fixed. */
case PTRACE_POKETEXT: /* write the word at location addr. */
case PTRACE_POKEDATA:
ret = 0;
if (access_process_vm(child, addr, &data, sizeof(data), 1)
== sizeof(data))
break;
ret = -EIO;
ret = generic_ptrace_pokedata(child, addr, data);
break;
/* write the word at location addr in the USER area */