diff options
| author | Carlos Chinea <carlos.chinea@nokia.com> | 2012-04-13 09:03:03 -0400 |
|---|---|---|
| committer | Carlos Chinea <carlos.chinea@nokia.com> | 2012-04-23 07:23:32 -0400 |
| commit | fdadb6e9a5cf65c7662b2ca817856f187d05ab7d (patch) | |
| tree | f1dee4d73e6ff868d9c986bc9aa936bef82aed69 /drivers/hsi | |
| parent | ec1c56ff813a198d656d4aa42e5de03e45751bf8 (diff) | |
HSI: hsi_char: Remove max_data_size from sysfs
Remove max_data_size sysfs entry. Otherwise is possible
to have a buffer overrun if its value is increased after
the device is open.
Signed-off-by: Carlos Chinea <carlos.chinea@nokia.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/hsi')
| -rw-r--r-- | drivers/hsi/clients/hsi_char.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/hsi/clients/hsi_char.c b/drivers/hsi/clients/hsi_char.c index 88a050df2389..3ad91f6447d8 100644 --- a/drivers/hsi/clients/hsi_char.c +++ b/drivers/hsi/clients/hsi_char.c | |||
| @@ -123,7 +123,7 @@ struct hsc_client_data { | |||
| 123 | static unsigned int hsc_major; | 123 | static unsigned int hsc_major; |
| 124 | /* Maximum buffer size that hsi_char will accept from userspace */ | 124 | /* Maximum buffer size that hsi_char will accept from userspace */ |
| 125 | static unsigned int max_data_size = 0x1000; | 125 | static unsigned int max_data_size = 0x1000; |
| 126 | module_param(max_data_size, uint, S_IRUSR | S_IWUSR); | 126 | module_param(max_data_size, uint, 0); |
| 127 | MODULE_PARM_DESC(max_data_size, "max read/write data size [4,8..65536] (^2)"); | 127 | MODULE_PARM_DESC(max_data_size, "max read/write data size [4,8..65536] (^2)"); |
| 128 | 128 | ||
| 129 | static void hsc_add_tail(struct hsc_channel *channel, struct hsi_msg *msg, | 129 | static void hsc_add_tail(struct hsc_channel *channel, struct hsi_msg *msg, |