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-rw-r--r--include/linux/usermode_driver.h2
-rw-r--r--kernel/usermode_driver.c11
-rw-r--r--net/ipv4/bpfilter/sockopt.c2
3 files changed, 6 insertions, 9 deletions
diff --git a/include/linux/usermode_driver.h b/include/linux/usermode_driver.h
index 7131ea611bab..48cf25e3145d 100644
--- a/include/linux/usermode_driver.h
+++ b/include/linux/usermode_driver.h
@@ -18,7 +18,7 @@ static inline void exit_umh(struct task_struct *tsk)
#endif
struct umd_info {
- const char *cmdline;
+ const char *driver_name;
struct file *pipe_to_umh;
struct file *pipe_from_umh;
struct list_head list;
diff --git a/kernel/usermode_driver.c b/kernel/usermode_driver.c
index e73550e946d6..46d60d855e93 100644
--- a/kernel/usermode_driver.c
+++ b/kernel/usermode_driver.c
@@ -67,9 +67,6 @@ static void umd_cleanup(struct subprocess_info *info)
* @len: length of the blob
* @info: information about usermode process (shouldn't be NULL)
*
- * If info->cmdline is set it will be used as command line for the
- * user process, else "usermodehelper" is used.
- *
* Returns either negative error or zero which indicates success
* in executing a blob of bytes as a usermode process. In such
* case 'struct umd_info *info' is populated with two pipes
@@ -79,7 +76,6 @@ static void umd_cleanup(struct subprocess_info *info)
*/
int fork_usermode_blob(void *data, size_t len, struct umd_info *info)
{
- const char *cmdline = (info->cmdline) ? info->cmdline : "usermodehelper";
struct subprocess_info *sub_info;
char **argv = NULL;
struct file *file;
@@ -87,7 +83,7 @@ int fork_usermode_blob(void *data, size_t len, struct umd_info *info)
loff_t pos = 0;
int err;
- file = shmem_kernel_file_setup("", len, 0);
+ file = shmem_kernel_file_setup(info->driver_name, len, 0);
if (IS_ERR(file))
return PTR_ERR(file);
@@ -100,11 +96,12 @@ int fork_usermode_blob(void *data, size_t len, struct umd_info *info)
}
err = -ENOMEM;
- argv = argv_split(GFP_KERNEL, cmdline, NULL);
+ argv = argv_split(GFP_KERNEL, info->driver_name, NULL);
if (!argv)
goto out;
- sub_info = call_usermodehelper_setup("none", argv, NULL, GFP_KERNEL,
+ sub_info = call_usermodehelper_setup(info->driver_name, argv, NULL,
+ GFP_KERNEL,
umd_setup, umd_cleanup, info);
if (!sub_info)
goto out;
diff --git a/net/ipv4/bpfilter/sockopt.c b/net/ipv4/bpfilter/sockopt.c
index c0dbcc86fcdb..5050de28333d 100644
--- a/net/ipv4/bpfilter/sockopt.c
+++ b/net/ipv4/bpfilter/sockopt.c
@@ -70,7 +70,7 @@ static int __init bpfilter_sockopt_init(void)
{
mutex_init(&bpfilter_ops.lock);
bpfilter_ops.stop = true;
- bpfilter_ops.info.cmdline = "bpfilter_umh";
+ bpfilter_ops.info.driver_name = "bpfilter_umh";
bpfilter_ops.info.cleanup = &bpfilter_umh_cleanup;
return 0;