8 files changed, 25 insertions, 7 deletions

diff --git a/net/mac80211/debugfs.c b/net/mac80211/debugfs.c
index ebd5b69f562..18260aa99c5 100644
--- a/net/mac80211/debugfs.c
+++ b/net/mac80211/debugfs.c
@@ -36,6 +36,7 @@ static ssize_t name## _read(struct file *file, char __user *userbuf,	\
 static const struct file_operations name## _ops = {			\
 	.read = name## _read,						\
 	.open = mac80211_open_file_generic,				\
+	.llseek = generic_file_llseek,					\
 };
 
 #define DEBUGFS_ADD(name)						\
@@ -103,7 +104,8 @@ static ssize_t tsf_write(struct file *file,
 static const struct file_operations tsf_ops = {
 	.read = tsf_read,
 	.write = tsf_write,
-	.open = mac80211_open_file_generic
+	.open = mac80211_open_file_generic,
+	.llseek = default_llseek,
 };
 
 static ssize_t reset_write(struct file *file, const char __user *user_buf,
@@ -122,6 +124,7 @@ static ssize_t reset_write(struct file *file, const char __user *user_buf,
 static const struct file_operations reset_ops = {
 	.write = reset_write,
 	.open = mac80211_open_file_generic,
+	.llseek = noop_llseek,
 };
 
 static ssize_t noack_read(struct file *file, char __user *user_buf,
@@ -157,7 +160,8 @@ static ssize_t noack_write(struct file *file,
 static const struct file_operations noack_ops = {
 	.read = noack_read,
 	.write = noack_write,
-	.open = mac80211_open_file_generic
+	.open = mac80211_open_file_generic,
+	.llseek = default_llseek,
 };
 
 static ssize_t uapsd_queues_read(struct file *file, char __user *user_buf,
@@ -203,7 +207,8 @@ static ssize_t uapsd_queues_write(struct file *file,
 static const struct file_operations uapsd_queues_ops = {
 	.read = uapsd_queues_read,
 	.write = uapsd_queues_write,
-	.open = mac80211_open_file_generic
+	.open = mac80211_open_file_generic,
+	.llseek = default_llseek,
 };
 
 static ssize_t uapsd_max_sp_len_read(struct file *file, char __user *user_buf,
@@ -249,7 +254,8 @@ static ssize_t uapsd_max_sp_len_write(struct file *file,
 static const struct file_operations uapsd_max_sp_len_ops = {
 	.read = uapsd_max_sp_len_read,
 	.write = uapsd_max_sp_len_write,
-	.open = mac80211_open_file_generic
+	.open = mac80211_open_file_generic,
+	.llseek = default_llseek,
 };
 
 static ssize_t channel_type_read(struct file *file, char __user *user_buf,
@@ -281,7 +287,8 @@ static ssize_t channel_type_read(struct file *file, char __user *user_buf,
 
 static const struct file_operations channel_type_ops = {
 	.read = channel_type_read,
-	.open = mac80211_open_file_generic
+	.open = mac80211_open_file_generic,
+	.llseek = default_llseek,
 };
 
 static ssize_t queues_read(struct file *file, char __user *user_buf,
@@ -304,7 +311,8 @@ static ssize_t queues_read(struct file *file, char __user *user_buf,
 
 static const struct file_operations queues_ops = {
 	.read = queues_read,
-	.open = mac80211_open_file_generic
+	.open = mac80211_open_file_generic,
+	.llseek = default_llseek,
 };
 
 /* statistics stuff */
@@ -348,6 +356,7 @@ static ssize_t stats_ ##name## _read(struct file *file,			\
 static const struct file_operations stats_ ##name## _ops = {		\
 	.read = stats_ ##name## _read,					\
 	.open = mac80211_open_file_generic,				\
+	.llseek = generic_file_llseek,					\
 };
 
 #define DEBUGFS_STATS_ADD(name, field)					\
diff --git a/net/mac80211/debugfs_key.c b/net/mac80211/debugfs_key.c
index 1647f8dc5cd..4aa47d074a7 100644
--- a/net/mac80211/debugfs_key.c
+++ b/net/mac80211/debugfs_key.c
@@ -32,6 +32,7 @@ static ssize_t key_##name##_read(struct file *file,			\
 static const struct file_operations key_ ##name## _ops = {		\
 	.read = key_##name##_read,					\
 	.open = mac80211_open_file_generic,				\
+	.llseek = generic_file_llseek,					\
 }
 
 #define KEY_FILE(name, format)						\
@@ -46,6 +47,7 @@ static const struct file_operations key_ ##name## _ops = {		\
 static const struct file_operations key_ ##name## _ops = {		\
 	.read = key_conf_##name##_read,					\
 	.open = mac80211_open_file_generic,				\
+	.llseek = generic_file_llseek,					\
 }
 
 #define KEY_CONF_FILE(name, format)					\
diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c
index 3e12430591b..cbdf36d7841 100644
--- a/net/mac80211/debugfs_netdev.c
+++ b/net/mac80211/debugfs_netdev.c
@@ -121,6 +121,7 @@ static const struct file_operations name##_ops = {			\
 	.read = ieee80211_if_read_##name,				\
 	.write = (_write),						\
 	.open = mac80211_open_file_generic,				\
+	.llseek = generic_file_llseek,					\
 }
 
 #define __IEEE80211_IF_FILE_W(name)					\
diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c
index 50c40ea3cb4..4601fea1784 100644
--- a/net/mac80211/debugfs_sta.c
+++ b/net/mac80211/debugfs_sta.c
@@ -36,6 +36,7 @@ static ssize_t sta_ ##name## _read(struct file *file,			\
 static const struct file_operations sta_ ##name## _ops = {		\
 	.read = sta_##name##_read,					\
 	.open = mac80211_open_file_generic,				\
+	.llseek = generic_file_llseek,					\
 }
 
 #define STA_OPS_RW(name)						\
@@ -43,6 +44,7 @@ static const struct file_operations sta_ ##name## _ops = {		\
 	.read = sta_##name##_read,					\
 	.write = sta_##name##_write,					\
 	.open = mac80211_open_file_generic,				\
+	.llseek = generic_file_llseek,					\
 }
 
 #define STA_FILE(name, field, format)					\
diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c
index b0cc385bf98..809cf230d25 100644
--- a/net/mac80211/rate.c
+++ b/net/mac80211/rate.c
@@ -145,6 +145,7 @@ static ssize_t rcname_read(struct file *file, char __user *userbuf,
 static const struct file_operations rcname_ops = {
 	.read = rcname_read,
 	.open = mac80211_open_file_generic,
+	.llseek = default_llseek,
 };
 #endif
 
diff --git a/net/mac80211/rc80211_minstrel_debugfs.c b/net/mac80211/rc80211_minstrel_debugfs.c
index 241e76f3fdf..a290ad231d7 100644
--- a/net/mac80211/rc80211_minstrel_debugfs.c
+++ b/net/mac80211/rc80211_minstrel_debugfs.c
@@ -122,6 +122,7 @@ static const struct file_operations minstrel_stat_fops = {
 	.open = minstrel_stats_open,
 	.read = minstrel_stats_read,
 	.release = minstrel_stats_release,
+	.llseek = default_llseek,
 };
 
 void
diff --git a/net/mac80211/rc80211_minstrel_ht_debugfs.c b/net/mac80211/rc80211_minstrel_ht_debugfs.c
index 4a5a4b3e779..cefcb5d2dae 100644
--- a/net/mac80211/rc80211_minstrel_ht_debugfs.c
+++ b/net/mac80211/rc80211_minstrel_ht_debugfs.c
@@ -90,7 +90,7 @@ minstrel_ht_stats_open(struct inode *inode, struct file *file)
 		MINSTREL_TRUNC(mi->avg_ampdu_len * 10) % 10);
 	ms->len = p - ms->buf;
 
-	return 0;
+	return nonseekable_open(inode, file);
 }
 
 static const struct file_operations minstrel_ht_stat_fops = {
@@ -98,6 +98,7 @@ static const struct file_operations minstrel_ht_stat_fops = {
 	.open = minstrel_ht_stats_open,
 	.read = minstrel_stats_read,
 	.release = minstrel_stats_release,
+	.llseek = no_llseek,
 };
 
 void
diff --git a/net/mac80211/rc80211_pid_debugfs.c b/net/mac80211/rc80211_pid_debugfs.c
index 135f36fd4d5..4851e9e2dae 100644
--- a/net/mac80211/rc80211_pid_debugfs.c
+++ b/net/mac80211/rc80211_pid_debugfs.c
@@ -206,6 +206,7 @@ static const struct file_operations rc_pid_fop_events = {
 	.poll = rate_control_pid_events_poll,
 	.open = rate_control_pid_events_open,
 	.release = rate_control_pid_events_release,
+	.llseek = noop_llseek,
 };
 
 void rate_control_pid_add_sta_debugfs(void *priv, void *priv_sta,