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| author | Sudip Mukherjee <sudipm.mukherjee@gmail.com> | 2015-08-13 19:06:05 +0530 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-08-14 17:27:17 -0700 |
| commit | 92f26189b181a65fcb1ff6220a4bf45d44502e4a (patch) | |
| tree | 4d0d2de89b84b6a20166d757f1187b510b0724e8 /drivers/auxdisplay | |
| parent | 5d44f4b3484e85c8d4527ecaca5e536da774ae21 (diff) | |
| download | lwn-92f26189b181a65fcb1ff6220a4bf45d44502e4a.tar.gz lwn-92f26189b181a65fcb1ff6220a4bf45d44502e4a.zip | |
auxdisplay: ks0108: initialize local parport variable
The local variable ks0108_parport is used by other functions to write to
the parallel port. We missed initializing it when we converted the
driver to use new Parallel Port codes.
Fixes: 4edd70c133f3 ("auxdisplay: ks0108: use new parport device model")
Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/auxdisplay')
| -rw-r--r-- | drivers/auxdisplay/ks0108.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/auxdisplay/ks0108.c b/drivers/auxdisplay/ks0108.c index 4c471bd8c2f7..816de9eaac26 100644 --- a/drivers/auxdisplay/ks0108.c +++ b/drivers/auxdisplay/ks0108.c @@ -146,6 +146,7 @@ static void ks0108_parport_attach(struct parport *port) goto err_unreg_device; } + ks0108_parport = port; ks0108_inited = 1; return; @@ -167,6 +168,7 @@ static void ks0108_parport_detach(struct parport *port) parport_release(ks0108_pardevice); parport_unregister_device(ks0108_pardevice); ks0108_pardevice = NULL; + ks0108_parport = NULL; } /* |