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| author |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-04-27 09:34:55 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-04-27 09:34:55 +0200 |
| commit | 96fa72ffb2155dba9ba8c5d282a1ff19ed32f177 (patch) | |
| tree | 97e3dad8795e54405d450315363d7006bc2c2e35 /fs/proc/base.c | |
| parent | Add documentation on meaning of -EPROBE_DEFER (diff) | |
| parent | Linux 5.7-rc3 (diff) | |
| download | wireguard-linux-96fa72ffb2155dba9ba8c5d282a1ff19ed32f177.tar.xz wireguard-linux-96fa72ffb2155dba9ba8c5d282a1ff19ed32f177.zip | |
Merge 5.7-rc3 into driver-core-next
We need the driver core fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/proc/base.c')
| -rw-r--r-- | fs/proc/base.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c index 6042b646ab27..eb2255e95f62 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -1573,6 +1573,7 @@ static ssize_t timens_offsets_write(struct file *file, const char __user *buf, noffsets = 0; for (pos = kbuf; pos; pos = next_line) { struct proc_timens_offset *off = &offsets[noffsets]; + char clock[10]; int err; /* Find the end of line and ensure we don't look past it */ @@ -1584,10 +1585,21 @@ static ssize_t timens_offsets_write(struct file *file, const char __user *buf, next_line = NULL; } - err = sscanf(pos, "%u %lld %lu", &off->clockid, + err = sscanf(pos, "%9s %lld %lu", clock, &off->val.tv_sec, &off->val.tv_nsec); if (err != 3 || off->val.tv_nsec >= NSEC_PER_SEC) goto out; + + clock[sizeof(clock) - 1] = 0; + if (strcmp(clock, "monotonic") == 0 || + strcmp(clock, __stringify(CLOCK_MONOTONIC)) == 0) + off->clockid = CLOCK_MONOTONIC; + else if (strcmp(clock, "boottime") == 0 || + strcmp(clock, __stringify(CLOCK_BOOTTIME)) == 0) + off->clockid = CLOCK_BOOTTIME; + else + goto out; + noffsets++; if (noffsets == ARRAY_SIZE(offsets)) { if (next_line) @@ -3274,7 +3286,6 @@ static const struct inode_operations proc_tgid_base_inode_operations = { void proc_flush_pid(struct pid *pid) { proc_invalidate_siblings_dcache(&pid->inodes, &pid->lock); - put_pid(pid); } static struct dentry *proc_pid_instantiate(struct dentry * dentry, |