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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 <[email protected]>
Cc: Christoph Hellwig <[email protected]>
Cc: <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Alexey Dobriyan 2007-07-17 04:03:44 -07:00 • committed by Linus Torvalds
commit f284ce7269
23 changed files with 32 additions and 98 deletions
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4
arch/alpha/kernel/ptrace.c
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@ -315,9 +315,7 @@ do_sys_ptrace(long request, long pid, long addr, long data,
/* When I and D space are separate, this will have to be fixed. */
case PTRACE_POKETEXT: /* write the word at location addr. */
case PTRACE_POKEDATA:
tmp = data;
copied = access_process_vm(child, addr, &tmp, sizeof(tmp), 1);
ret = (copied == sizeof(tmp)) ? 0 : -EIO;
ret = generic_ptrace_pokedata(child, addr, data);
break;
case PTRACE_POKEUSR: /* write the specified register */