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path: root/drivers/misc/pti.c
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-rw-r--r--drivers/misc/pti.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/misc/pti.c b/drivers/misc/pti.c
index 8653bd0b1a33..0b56e3f43573 100644
--- a/drivers/misc/pti.c
+++ b/drivers/misc/pti.c
@@ -33,6 +33,8 @@
33#include <linux/mutex.h> 33#include <linux/mutex.h>
34#include <linux/miscdevice.h> 34#include <linux/miscdevice.h>
35#include <linux/pti.h> 35#include <linux/pti.h>
36#include <linux/slab.h>
37#include <linux/uaccess.h>
36 38
37#define DRIVERNAME "pti" 39#define DRIVERNAME "pti"
38#define PCINAME "pciPTI" 40#define PCINAME "pciPTI"
@@ -163,6 +165,11 @@ static void pti_write_to_aperture(struct pti_masterchannel *mc,
163static void pti_control_frame_built_and_sent(struct pti_masterchannel *mc, 165static void pti_control_frame_built_and_sent(struct pti_masterchannel *mc,
164 const char *thread_name) 166 const char *thread_name)
165{ 167{
168 /*
169 * Since we access the comm member in current's task_struct, we only
170 * need to be as large as what 'comm' in that structure is.
171 */
172 char comm[TASK_COMM_LEN];
166 struct pti_masterchannel mccontrol = {.master = CONTROL_ID, 173 struct pti_masterchannel mccontrol = {.master = CONTROL_ID,
167 .channel = 0}; 174 .channel = 0};
168 const char *thread_name_p; 175 const char *thread_name_p;
@@ -170,13 +177,6 @@ static void pti_control_frame_built_and_sent(struct pti_masterchannel *mc,
170 u8 control_frame[CONTROL_FRAME_LEN]; 177 u8 control_frame[CONTROL_FRAME_LEN];
171 178
172 if (!thread_name) { 179 if (!thread_name) {
173 /*
174 * Since we access the comm member in current's task_struct,
175 * we only need to be as large as what 'comm' in that
176 * structure is.
177 */
178 char comm[TASK_COMM_LEN];
179
180 if (!in_interrupt()) 180 if (!in_interrupt())
181 get_task_comm(comm, current); 181 get_task_comm(comm, current);
182 else 182 else