The patch titled
sysfs: fix off-by-one error in fill_read_buffer() (update)
has been removed from the -mm tree. Its filename was
sysfs-fix-off-by-one-error-in-fill_read_buffer.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: sysfs: fix off-by-one error in fill_read_buffer() (update)
From: Miao Xie <[EMAIL PROTECTED]>
Add a comment requested by Tejun.
Signed-off-by: Miao Xie <[EMAIL PROTECTED]>
Acked-by: Tejun Heo <[EMAIL PROTECTED]>
Cc: Greg KH <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
fs/sysfs/file.c | 4 ++++
1 file changed, 4 insertions(+)
diff -puN fs/sysfs/file.c~sysfs-fix-off-by-one-error-in-fill_read_buffer
fs/sysfs/file.c
--- a/fs/sysfs/file.c~sysfs-fix-off-by-one-error-in-fill_read_buffer
+++ a/fs/sysfs/file.c
@@ -90,6 +90,10 @@ static int fill_read_buffer(struct dentr
sysfs_put_active_two(attr_sd);
+ /*
+ * The code works fine with PAGE_SIZE return but it's likely to
+ * indicate truncated result or overflow in normal use cases.
+ */
BUG_ON(count >= (ssize_t)PAGE_SIZE);
if (count >= 0) {
buffer->needs_read_fill = 0;
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
time-fix-sysfs_show_availablecurrent_clocksources-buffer-overflow-problem.patch
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