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-rw-r--r--arch/arm/mm/fault.c2
-rw-r--r--arch/arm26/mm/fault.c2
-rw-r--r--arch/i386/mm/fault.c2
-rw-r--r--arch/ia64/mm/fault.c6
-rw-r--r--arch/m68k/mm/fault.c2
-rw-r--r--arch/powerpc/mm/fault.c2
-rw-r--r--arch/ppc/mm/fault.c2
-rw-r--r--arch/sh/mm/fault.c2
-rw-r--r--arch/x86_64/mm/fault.c2
9 files changed, 12 insertions, 10 deletions
diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c
index f0943d1..a5b33ff 100644
--- a/arch/arm/mm/fault.c
+++ b/arch/arm/mm/fault.c
@@ -171,7 +171,7 @@ good_area:
if (fsr & (1 << 11)) /* write? */
mask = VM_WRITE;
else
- mask = VM_READ|VM_EXEC;
+ mask = VM_READ|VM_EXEC|VM_WRITE;
fault = VM_FAULT_BADACCESS;
if (!(vma->vm_flags & mask))
diff --git a/arch/arm26/mm/fault.c b/arch/arm26/mm/fault.c
index 761938b..a7c4cc9 100644
--- a/arch/arm26/mm/fault.c
+++ b/arch/arm26/mm/fault.c
@@ -155,7 +155,7 @@ __do_page_fault(struct mm_struct *mm, unsigned long addr, unsigned int fsr,
*/
good_area:
if (READ_FAULT(fsr)) /* read? */
- mask = VM_READ|VM_EXEC;
+ mask = VM_READ|VM_EXEC|VM_WRITE;
else
mask = VM_WRITE;
diff --git a/arch/i386/mm/fault.c b/arch/i386/mm/fault.c
index 5e17a3f..50d8617 100644
--- a/arch/i386/mm/fault.c
+++ b/arch/i386/mm/fault.c
@@ -440,7 +440,7 @@ good_area:
case 1: /* read, present */
goto bad_area;
case 0: /* read, not present */
- if (!(vma->vm_flags & (VM_READ | VM_EXEC)))
+ if (!(vma->vm_flags & (VM_READ | VM_EXEC | VM_WRITE)))
goto bad_area;
}
diff --git a/arch/ia64/mm/fault.c b/arch/ia64/mm/fault.c
index 14ef7cc..d8b1b4a 100644
--- a/arch/ia64/mm/fault.c
+++ b/arch/ia64/mm/fault.c
@@ -146,9 +146,11 @@ ia64_do_page_fault (unsigned long address, unsigned long isr, struct pt_regs *re
# error File is out of sync with <linux/mm.h>. Please update.
# endif
+ if (((isr >> IA64_ISR_R_BIT) & 1UL) && (!(vma->vm_flags & (VM_READ | VM_WRITE))))
+ goto bad_area;
+
mask = ( (((isr >> IA64_ISR_X_BIT) & 1UL) << VM_EXEC_BIT)
- | (((isr >> IA64_ISR_W_BIT) & 1UL) << VM_WRITE_BIT)
- | (((isr >> IA64_ISR_R_BIT) & 1UL) << VM_READ_BIT));
+ | (((isr >> IA64_ISR_W_BIT) & 1UL) << VM_WRITE_BIT));
if ((vma->vm_flags & mask) != mask)
goto bad_area;
diff --git a/arch/m68k/mm/fault.c b/arch/m68k/mm/fault.c
index aec1527..5e2d87c 100644
--- a/arch/m68k/mm/fault.c
+++ b/arch/m68k/mm/fault.c
@@ -144,7 +144,7 @@ good_area:
case 1: /* read, present */
goto acc_err;
case 0: /* read, not present */
- if (!(vma->vm_flags & (VM_READ | VM_EXEC)))
+ if (!(vma->vm_flags & (VM_READ | VM_EXEC | VM_WRITE)))
goto acc_err;
}
diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c
index 78a0d59..77953f4 100644
--- a/arch/powerpc/mm/fault.c
+++ b/arch/powerpc/mm/fault.c
@@ -333,7 +333,7 @@ good_area:
/* protection fault */
if (error_code & 0x08000000)
goto bad_area;
- if (!(vma->vm_flags & (VM_READ | VM_EXEC)))
+ if (!(vma->vm_flags & (VM_READ | VM_EXEC | VM_WRITE)))
goto bad_area;
}
diff --git a/arch/ppc/mm/fault.c b/arch/ppc/mm/fault.c
index 5cdfb71..bc776beb 100644
--- a/arch/ppc/mm/fault.c
+++ b/arch/ppc/mm/fault.c
@@ -239,7 +239,7 @@ good_area:
/* protection fault */
if (error_code & 0x08000000)
goto bad_area;
- if (!(vma->vm_flags & (VM_READ | VM_EXEC)))
+ if (!(vma->vm_flags & (VM_READ | VM_EXEC | VM_WRITE)))
goto bad_area;
}
diff --git a/arch/sh/mm/fault.c b/arch/sh/mm/fault.c
index c69fd60..507f289 100644
--- a/arch/sh/mm/fault.c
+++ b/arch/sh/mm/fault.c
@@ -69,7 +69,7 @@ good_area:
if (!(vma->vm_flags & VM_WRITE))
goto bad_area;
} else {
- if (!(vma->vm_flags & (VM_READ | VM_EXEC)))
+ if (!(vma->vm_flags & (VM_READ | VM_EXEC | VM_WRITE)))
goto bad_area;
}
diff --git a/arch/x86_64/mm/fault.c b/arch/x86_64/mm/fault.c
index 1a17b07..9ba54cc 100644
--- a/arch/x86_64/mm/fault.c
+++ b/arch/x86_64/mm/fault.c
@@ -464,7 +464,7 @@ good_area:
case PF_PROT: /* read, present */
goto bad_area;
case 0: /* read, not present */
- if (!(vma->vm_flags & (VM_READ | VM_EXEC)))
+ if (!(vma->vm_flags & (VM_READ | VM_EXEC | VM_WRITE)))
goto bad_area;
}
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