[patch 19/29] x86: fix off-by-one in find_next_zero_string

2007-11-20 Thread Greg Kroah-Hartman
2.6.23-stable review patch.  If anyone has any objections, please let us
know.

--
From: Andrew Hastings <[EMAIL PROTECTED]>

patch 801916c1b369b637ce799e6c71a94963ff63df79 in mainline.

x86: fix off-by-one in find_next_zero_string

Fix an off-by-one error in find_next_zero_string which prevents
allocating the last bit.

[ tglx: arch/x86 adaptation ]

Signed-off-by: Andrew Hastings <[EMAIL PROTECTED]>
Signed-off-by: Andi Kleen <[EMAIL PROTECTED]>
Signed-off-by: Ingo Molnar <[EMAIL PROTECTED]>
Signed-off-by: Thomas Gleixner <[EMAIL PROTECTED]>
Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>

---
 arch/x86_64/lib/bitstr.c |2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/x86_64/lib/bitstr.c
+++ b/arch/x86_64/lib/bitstr.c
@@ -14,7 +14,7 @@ find_next_zero_string(unsigned long *bit

/* could test bitsliced, but it's hardly worth it */
end = n+len;
-   if (end >= nbits) 
+   if (end > nbits)
return -1; 
for (i = n+1; i < end; i++) { 
if (test_bit(i, bitmap)) {  

-- 
-
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[patch 19/29] x86: fix off-by-one in find_next_zero_string

2007-11-20 Thread Greg Kroah-Hartman
2.6.23-stable review patch.  If anyone has any objections, please let us
know.

--
From: Andrew Hastings [EMAIL PROTECTED]

patch 801916c1b369b637ce799e6c71a94963ff63df79 in mainline.

x86: fix off-by-one in find_next_zero_string

Fix an off-by-one error in find_next_zero_string which prevents
allocating the last bit.

[ tglx: arch/x86 adaptation ]

Signed-off-by: Andrew Hastings [EMAIL PROTECTED]
Signed-off-by: Andi Kleen [EMAIL PROTECTED]
Signed-off-by: Ingo Molnar [EMAIL PROTECTED]
Signed-off-by: Thomas Gleixner [EMAIL PROTECTED]
Signed-off-by: Greg Kroah-Hartman [EMAIL PROTECTED]

---
 arch/x86_64/lib/bitstr.c |2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/x86_64/lib/bitstr.c
+++ b/arch/x86_64/lib/bitstr.c
@@ -14,7 +14,7 @@ find_next_zero_string(unsigned long *bit

/* could test bitsliced, but it's hardly worth it */
end = n+len;
-   if (end = nbits) 
+   if (end  nbits)
return -1; 
for (i = n+1; i  end; i++) { 
if (test_bit(i, bitmap)) {  

-- 
-
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the body of a message to [EMAIL PROTECTED]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/