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Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

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Pull arm64 ptrace fix from Catalin Marinas.

* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
  arm64: ptrace: avoid using HW_BREAKPOINT_EMPTY for disabled events
This commit is contained in:
Linus Torvalds
2013-12-20 13:50:08 -08:00
parent df36ac1bc2 cdc27c2784
commit a81ce79bf2
1 changed files with 17 additions and 19 deletions
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10
arch/arm64/kernel/ptrace.c
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@@ -214,10 +214,10 @@ static int ptrace_hbp_fill_attr_ctrl(unsigned int note_type,
{ {
int err, len, type, disabled = !ctrl.enabled; int err, len, type, disabled = !ctrl.enabled;
if (disabled) { attr->disabled = disabled;
len = 0; if (disabled)
type = HW_BREAKPOINT_EMPTY; return 0;
} else {
err = arch_bp_generic_fields(ctrl, &len, &type); err = arch_bp_generic_fields(ctrl, &len, &type);
if (err) if (err)
return err; return err;
@@ -234,11 +234,9 @@ static int ptrace_hbp_fill_attr_ctrl(unsigned int note_type,
default: default:
return -EINVAL; return -EINVAL;
} }
}
attr->bp_len = len; attr->bp_len = len;
attr->bp_type = type; attr->bp_type = type;
attr->disabled = disabled;
return 0; return 0;
} }