[PATCH 01/39] net/can: single_open_net needs to be paired with single_release_net

Christoph Hellwig <[email protected]> Thu, 19 Apr 2018 14:41:02 +0200
Newsgroups gmane.comp.file-systems.jfs.general,gmane.linux.kernel,gmane.linux.scsi,gmane.linux.ide,gmane.linux.acpi.devel,gmane.linux.network,gmane.comp.security.firewalls.netfilter.devel,gmane.comp.file-systems.ext4,gmane.linux.kernel.drbd.devel
Message-ID <[email protected]>
Otherwise we will leak a reference to the network namespace.

Signed-off-by: Christoph Hellwig <[email protected]>
---
 net/can/bcm.c  | 2 +-
 net/can/proc.c | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/net/can/bcm.c b/net/can/bcm.c
index ac5e5e34fee3..8073fa14e143 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -249,7 +249,7 @@ static const struct file_operations bcm_proc_fops = {
 	.open		= bcm_proc_open,
 	.read		= seq_read,
 	.llseek		= seq_lseek,
-	.release	= single_release,
+	.release	= single_release_net,
 };
 #endif /* CONFIG_PROC_FS */
 
diff --git a/net/can/proc.c b/net/can/proc.c
index fdf704e9bb8c..fde2fd55b826 100644
--- a/net/can/proc.c
+++ b/net/can/proc.c
@@ -279,7 +279,7 @@ static const struct file_operations can_stats_proc_fops = {
 	.open		= can_stats_proc_open,
 	.read		= seq_read,
 	.llseek		= seq_lseek,
-	.release	= single_release,
+	.release	= single_release_net,
 };
 
 static int can_reset_stats_proc_show(struct seq_file *m, void *v)
@@ -449,7 +449,7 @@ static const struct file_operations can_rcvlist_sff_proc_fops = {
 	.open		= can_rcvlist_sff_proc_open,
 	.read		= seq_read,
 	.llseek		= seq_lseek,
-	.release	= single_release,
+	.release	= single_release_net,
 };
 
 
@@ -492,7 +492,7 @@ static const struct file_operations can_rcvlist_eff_proc_fops = {
 	.open		= can_rcvlist_eff_proc_open,
 	.read		= seq_read,
 	.llseek		= seq_lseek,
-	.release	= single_release,
+	.release	= single_release_net,
 };
 
 /*
-- 
2.17.0


------------------------------------------------------------------------------
Check out the vibrant tech community on one of the world's most
engaging tech sites, Slashdot.org! http://sdm.link/slashdot