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parisc: Replace hardcoded value with PRIV_USER constant in ptrace.c
Prefer usage of the PRIV_USER constant over the hard-coded value to set the lowest 2 bits for the userspace privilege. Signed-off-by: Helge Deller <deller@gmx.de> Cc: stable@vger.kernel.org # 5.16+
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5d1335dabb
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3f0c17809a
1 changed files with 3 additions and 3 deletions
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@ -166,7 +166,7 @@ long arch_ptrace(struct task_struct *child, long request,
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addr >= sizeof(struct pt_regs))
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addr >= sizeof(struct pt_regs))
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break;
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break;
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if (addr == PT_IAOQ0 || addr == PT_IAOQ1) {
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if (addr == PT_IAOQ0 || addr == PT_IAOQ1) {
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data |= 3; /* ensure userspace privilege */
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data |= PRIV_USER; /* ensure userspace privilege */
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}
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}
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if ((addr >= PT_GR1 && addr <= PT_GR31) ||
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if ((addr >= PT_GR1 && addr <= PT_GR31) ||
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addr == PT_IAOQ0 || addr == PT_IAOQ1 ||
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addr == PT_IAOQ0 || addr == PT_IAOQ1 ||
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@ -285,7 +285,7 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
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if (addr >= sizeof(struct pt_regs))
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if (addr >= sizeof(struct pt_regs))
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break;
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break;
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if (addr == PT_IAOQ0+4 || addr == PT_IAOQ1+4) {
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if (addr == PT_IAOQ0+4 || addr == PT_IAOQ1+4) {
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data |= 3; /* ensure userspace privilege */
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data |= PRIV_USER; /* ensure userspace privilege */
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}
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}
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if (addr >= PT_FR0 && addr <= PT_FR31 + 4) {
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if (addr >= PT_FR0 && addr <= PT_FR31 + 4) {
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/* Special case, fp regs are 64 bits anyway */
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/* Special case, fp regs are 64 bits anyway */
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@ -484,7 +484,7 @@ static void set_reg(struct pt_regs *regs, int num, unsigned long val)
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case RI(iaoq[0]):
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case RI(iaoq[0]):
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case RI(iaoq[1]):
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case RI(iaoq[1]):
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/* set 2 lowest bits to ensure userspace privilege: */
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/* set 2 lowest bits to ensure userspace privilege: */
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regs->iaoq[num - RI(iaoq[0])] = val | 3;
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regs->iaoq[num - RI(iaoq[0])] = val | PRIV_USER;
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return;
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return;
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case RI(sar): regs->sar = val;
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case RI(sar): regs->sar = val;
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return;
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return;
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