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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-09-25 09:22:13 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-09-25 09:22:13 +0200 |
| commit | a12c689209185c1ad872723a644d0cd27e52d49c (patch) | |
| tree | 11c01d147a9241561eb7a3ad5a999e234be2750c /drivers/base/driver.c | |
| parent | 4c8928850c9dc5c849ee37d89a79d44a283bdd87 (diff) | |
| parent | 7e2cd21e02b35483ce8ea88da5732d4d3ec3a6c9 (diff) | |
Merge 7e2cd21e02b3 ("Merge tag 'tty-6.0-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty") into tty-next
We need the tty fixes and api additions in this branch.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/base/driver.c')
| -rw-r--r-- | drivers/base/driver.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/base/driver.c b/drivers/base/driver.c index 15a75afe6b84..676b6275d5b5 100644 --- a/drivers/base/driver.c +++ b/drivers/base/driver.c @@ -63,6 +63,12 @@ int driver_set_override(struct device *dev, const char **override, if (len >= (PAGE_SIZE - 1)) return -EINVAL; + /* + * Compute the real length of the string in case userspace sends us a + * bunch of \0 characters like python likes to do. + */ + len = strlen(s); + if (!len) { /* Empty string passed - clear override */ device_lock(dev); |