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| author | Mark Brown <broonie@kernel.org> | 2018-06-01 11:40:19 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2018-06-01 11:40:19 +0100 |
| commit | 91983dd5325297de4a2b6e1e3f22497604b6c687 (patch) | |
| tree | 82a440219533c59dde336b383f89bcfe43da3aa5 /fs/proc/proc_sysctl.c | |
| parent | c36e3982af7020ff66886b6a7d673a8a471c4eac (diff) | |
| parent | 9c465aceb29ae6033c9021cc38a7dd219d9edb43 (diff) | |
Merge branch 'linux-linaro-lsk-v4.14' into linux-linaro-lsk-v4.14-rtlsk-v4.14-18.05-rt
Diffstat (limited to 'fs/proc/proc_sysctl.c')
| -rw-r--r-- | fs/proc/proc_sysctl.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c index 3b742e3b4dbc..c35714621a38 100644 --- a/fs/proc/proc_sysctl.c +++ b/fs/proc/proc_sysctl.c @@ -707,7 +707,10 @@ static bool proc_sys_link_fill_cache(struct file *file, struct ctl_table *table) { bool ret = true; + head = sysctl_head_grab(head); + if (IS_ERR(head)) + return false; if (S_ISLNK(table->mode)) { /* It is not an error if we can not follow the link ignore it */ |