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Revise use of iov_base in ptrace_read_regset() and ptrace_write_regset().

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This commit is contained in:
Susumu Komae
2015-03-20 20:33:40 +09:00
committed by postpeta
parent c2a1f933e8
commit 7bba05cfa4
1 changed files with 2 additions and 2 deletions
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4
arch/x86/kernel/syscall.c
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@@ -403,7 +403,7 @@ long ptrace_read_regset(struct process *proc, long type, struct iovec *iov)
if (iov->iov_len > sizeof(fp_regs_struct)) {
iov->iov_len = sizeof(fp_regs_struct);
}
rc = copy_to_user(&iov->iov_base, proc->fp_regs, iov->iov_len);
rc = copy_to_user(iov->iov_base, proc->fp_regs, iov->iov_len);
break;
default:
kprintf("ptrace_read_regset: not supported type 0x%x\n", type);
@@ -425,7 +425,7 @@ long ptrace_write_regset(struct process *proc, long type, struct iovec *iov)
if (iov->iov_len > sizeof(fp_regs_struct)) {
iov->iov_len = sizeof(fp_regs_struct);
}
rc = copy_from_user(proc->fp_regs, &iov->iov_base, iov->iov_len);
rc = copy_from_user(proc->fp_regs, iov->iov_base, iov->iov_len);
break;
default:
kprintf("ptrace_write_regset: not supported type 0x%x\n", type);