mips: sanitize __access_ok()

[karo-tx-linux.git] / arch / mips / kernel / mips-r2-to-r6-emul.c

diff --git a/arch/mips/kernel/mips-r2-to-r6-emul.c b/arch/mips/kernel/mips-r2-to-r6-emul.c
index d8f1cf1ec3703ad56fcea2ac96a0c5c487ccdd67..550e7d03090a18fc9cafd8d2ed77ffd89d927a3d 100644 (file)
--- a/arch/mips/kernel/mips-r2-to-r6-emul.c
+++ b/arch/mips/kernel/mips-r2-to-r6-emul.c
@@ -1200,7 +1200,7 @@ fpu_emul:
        case lwl_op:
                rt = regs->regs[MIPSInst_RT(inst)];
                vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst);
-               if (!access_ok(VERIFY_READ, vaddr, 4)) {
+               if (!access_ok(VERIFY_READ, (void __user *)vaddr, 4)) {
                        current->thread.cp0_baduaddr = vaddr;
                        err = SIGSEGV;
                        break;
@@ -1273,7 +1273,7 @@ fpu_emul:
        case lwr_op:
                rt = regs->regs[MIPSInst_RT(inst)];
                vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst);
-               if (!access_ok(VERIFY_READ, vaddr, 4)) {
+               if (!access_ok(VERIFY_READ, (void __user *)vaddr, 4)) {
                        current->thread.cp0_baduaddr = vaddr;
                        err = SIGSEGV;
                        break;
@@ -1347,7 +1347,7 @@ fpu_emul:
        case swl_op:
                rt = regs->regs[MIPSInst_RT(inst)];
                vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst);
-               if (!access_ok(VERIFY_WRITE, vaddr, 4)) {
+               if (!access_ok(VERIFY_WRITE, (void __user *)vaddr, 4)) {
                        current->thread.cp0_baduaddr = vaddr;
                        err = SIGSEGV;
                        break;
@@ -1417,7 +1417,7 @@ fpu_emul:
        case swr_op:
                rt = regs->regs[MIPSInst_RT(inst)];
                vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst);
-               if (!access_ok(VERIFY_WRITE, vaddr, 4)) {
+               if (!access_ok(VERIFY_WRITE, (void __user *)vaddr, 4)) {
                        current->thread.cp0_baduaddr = vaddr;
                        err = SIGSEGV;
                        break;
@@ -1492,7 +1492,7 @@ fpu_emul:
 
                rt = regs->regs[MIPSInst_RT(inst)];
                vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst);
-               if (!access_ok(VERIFY_READ, vaddr, 8)) {
+               if (!access_ok(VERIFY_READ, (void __user *)vaddr, 8)) {
                        current->thread.cp0_baduaddr = vaddr;
                        err = SIGSEGV;
                        break;
@@ -1611,7 +1611,7 @@ fpu_emul:
 
                rt = regs->regs[MIPSInst_RT(inst)];
                vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst);
-               if (!access_ok(VERIFY_READ, vaddr, 8)) {
+               if (!access_ok(VERIFY_READ, (void __user *)vaddr, 8)) {
                        current->thread.cp0_baduaddr = vaddr;
                        err = SIGSEGV;
                        break;
@@ -1730,7 +1730,7 @@ fpu_emul:
 
                rt = regs->regs[MIPSInst_RT(inst)];
                vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst);
-               if (!access_ok(VERIFY_WRITE, vaddr, 8)) {
+               if (!access_ok(VERIFY_WRITE, (void __user *)vaddr, 8)) {
                        current->thread.cp0_baduaddr = vaddr;
                        err = SIGSEGV;
                        break;
@@ -1848,7 +1848,7 @@ fpu_emul:
 
                rt = regs->regs[MIPSInst_RT(inst)];
                vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst);
-               if (!access_ok(VERIFY_WRITE, vaddr, 8)) {
+               if (!access_ok(VERIFY_WRITE, (void __user *)vaddr, 8)) {
                        current->thread.cp0_baduaddr = vaddr;
                        err = SIGSEGV;
                        break;
@@ -1965,7 +1965,7 @@ fpu_emul:
                        err = SIGBUS;
                        break;
                }
-               if (!access_ok(VERIFY_READ, vaddr, 4)) {
+               if (!access_ok(VERIFY_READ, (void __user *)vaddr, 4)) {
                        current->thread.cp0_baduaddr = vaddr;
                        err = SIGBUS;
                        break;
@@ -2021,7 +2021,7 @@ fpu_emul:
                        err = SIGBUS;
                        break;
                }
-               if (!access_ok(VERIFY_WRITE, vaddr, 4)) {
+               if (!access_ok(VERIFY_WRITE, (void __user *)vaddr, 4)) {
                        current->thread.cp0_baduaddr = vaddr;
                        err = SIGBUS;
                        break;
@@ -2084,7 +2084,7 @@ fpu_emul:
                        err = SIGBUS;
                        break;
                }
-               if (!access_ok(VERIFY_READ, vaddr, 8)) {
+               if (!access_ok(VERIFY_READ, (void __user *)vaddr, 8)) {
                        current->thread.cp0_baduaddr = vaddr;
                        err = SIGBUS;
                        break;
@@ -2145,7 +2145,7 @@ fpu_emul:
                        err = SIGBUS;
                        break;
                }
-               if (!access_ok(VERIFY_WRITE, vaddr, 8)) {
+               if (!access_ok(VERIFY_WRITE, (void __user *)vaddr, 8)) {
                        current->thread.cp0_baduaddr = vaddr;
                        err = SIGBUS;
                        break;