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authorNaveen Kumar Parna <parna.naveenkumar@gmail.com>2019-01-22 19:14:02 +0530
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-01-22 14:56:00 +0100
commitf9f7bb9e0a0ca33f65a3deae9ec5e07266908fc5 (patch)
tree87e1a985ac2808807b65daa5b987e1e194af0f72 /drivers/char/mbcs.c
parentec74136ded792deed80780a2f8baf3521eeb72f9 (diff)
mbcs: add .owner to mbcs struct file_operations
Without ".owner = THIS_MODULE" it is possible to crash the kernel by unloading the mbcs module while someone works with the file. Fix this by initializing the ‘struct file_operations' ->owner with THIS_MODULE. Signed-off-by: Naveen Kumar Parna <parna.naveenkumar@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/char/mbcs.c')
-rw-r--r--drivers/char/mbcs.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/char/mbcs.c b/drivers/char/mbcs.c
index 8c9216a0f62e..0a31b60bee7b 100644
--- a/drivers/char/mbcs.c
+++ b/drivers/char/mbcs.c
@@ -50,6 +50,7 @@ static LIST_HEAD(soft_list);
* file operations
*/
static const struct file_operations mbcs_ops = {
+ .owner = THIS_MODULE,
.open = mbcs_open,
.llseek = mbcs_sram_llseek,
.read = mbcs_sram_read,