diff options
Diffstat (limited to 'package/kernel/mac80211/patches/rt2x00/001-rt2x00-use-simple_read_from_buffer.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/rt2x00/001-rt2x00-use-simple_read_from_buffer.patch | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/package/kernel/mac80211/patches/rt2x00/001-rt2x00-use-simple_read_from_buffer.patch b/package/kernel/mac80211/patches/rt2x00/001-rt2x00-use-simple_read_from_buffer.patch deleted file mode 100644 index 1319cc244c..0000000000 --- a/package/kernel/mac80211/patches/rt2x00/001-rt2x00-use-simple_read_from_buffer.patch +++ /dev/null @@ -1,59 +0,0 @@ -From f483039cf51acf30494cd754194562c22cf98764 Mon Sep 17 00:00:00 2001 -From: Dan Carpenter <dan.carpenter@oracle.com> -Date: Wed, 22 Aug 2018 13:41:26 +0300 -Subject: [PATCH 01/28] rt2x00: use simple_read_from_buffer() - -The problem with this copy_to_user() calls is that they don't ensure -that "size" is less than the "length" which the user provided. - -Obviously, this is debugfs and "size" is normally going to be very small -so it probably doesn't matter, but this is the correct thing to do. - -Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> -Acked-by: Stanislaw Gruszka <sgruszka@redhat.com> -Signed-off-by: Kalle Valo <kvalo@codeaurora.org> ---- - .../net/wireless/ralink/rt2x00/rt2x00debug.c | 18 +++--------------- - 1 file changed, 3 insertions(+), 15 deletions(-) - ---- a/drivers/net/wireless/ralink/rt2x00/rt2x00debug.c -+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00debug.c -@@ -464,11 +464,7 @@ static ssize_t rt2x00debug_read_##__name - \ - size = sprintf(line, __format, value); \ - \ -- if (copy_to_user(buf, line, size)) \ -- return -EFAULT; \ -- \ -- *offset += size; \ -- return size; \ -+ return simple_read_from_buffer(buf, length, offset, line, size); \ - } - - #define RT2X00DEBUGFS_OPS_WRITE(__name, __type) \ -@@ -545,11 +541,7 @@ static ssize_t rt2x00debug_read_dev_flag - - size = sprintf(line, "0x%.8x\n", (unsigned int)intf->rt2x00dev->flags); - -- if (copy_to_user(buf, line, size)) -- return -EFAULT; -- -- *offset += size; -- return size; -+ return simple_read_from_buffer(buf, length, offset, line, size); - } - - static const struct file_operations rt2x00debug_fop_dev_flags = { -@@ -574,11 +566,7 @@ static ssize_t rt2x00debug_read_cap_flag - - size = sprintf(line, "0x%.8x\n", (unsigned int)intf->rt2x00dev->cap_flags); - -- if (copy_to_user(buf, line, size)) -- return -EFAULT; -- -- *offset += size; -- return size; -+ return simple_read_from_buffer(buf, length, offset, line, size); - } - - static const struct file_operations rt2x00debug_fop_cap_flags = { |