diff options
-rw-r--r-- | kernel/cgroup.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c index a7b98ee35ef7..8b729c278b64 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c | |||
@@ -199,6 +199,7 @@ static void cgroup_destroy_css_killed(struct cgroup *cgrp); | |||
199 | static int cgroup_destroy_locked(struct cgroup *cgrp); | 199 | static int cgroup_destroy_locked(struct cgroup *cgrp); |
200 | static int cgroup_addrm_files(struct cgroup *cgrp, struct cftype cfts[], | 200 | static int cgroup_addrm_files(struct cgroup *cgrp, struct cftype cfts[], |
201 | bool is_add); | 201 | bool is_add); |
202 | static int cgroup_file_release(struct inode *inode, struct file *file); | ||
202 | 203 | ||
203 | /** | 204 | /** |
204 | * cgroup_css - obtain a cgroup's css for the specified subsystem | 205 | * cgroup_css - obtain a cgroup's css for the specified subsystem |
@@ -2429,7 +2430,7 @@ static const struct file_operations cgroup_seqfile_operations = { | |||
2429 | .read = seq_read, | 2430 | .read = seq_read, |
2430 | .write = cgroup_file_write, | 2431 | .write = cgroup_file_write, |
2431 | .llseek = seq_lseek, | 2432 | .llseek = seq_lseek, |
2432 | .release = single_release, | 2433 | .release = cgroup_file_release, |
2433 | }; | 2434 | }; |
2434 | 2435 | ||
2435 | static int cgroup_file_open(struct inode *inode, struct file *file) | 2436 | static int cgroup_file_open(struct inode *inode, struct file *file) |
@@ -2490,6 +2491,8 @@ static int cgroup_file_release(struct inode *inode, struct file *file) | |||
2490 | ret = cft->release(inode, file); | 2491 | ret = cft->release(inode, file); |
2491 | if (css->ss) | 2492 | if (css->ss) |
2492 | css_put(css); | 2493 | css_put(css); |
2494 | if (file->f_op == &cgroup_seqfile_operations) | ||
2495 | single_release(inode, file); | ||
2493 | return ret; | 2496 | return ret; |
2494 | } | 2497 | } |
2495 | 2498 | ||