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| author | Jesper Juhl <jesper.juhl@gmail.com> | 2006-05-29 23:28:05 -0400 |
|---|---|---|
| committer | Dmitry Torokhov <dtor_core@ameritech.net> | 2006-05-29 23:28:05 -0400 |
| commit | 7363cfc8666692a5263c646e68e54900b536cd7e (patch) | |
| tree | 33bc3ffb6d9b452dc1f4b2d597f7943a659034b6 /drivers/input | |
| parent | f39b25bed373cf11a2c0490bee8b0ac430aadff4 (diff) | |
| download | lwn-7363cfc8666692a5263c646e68e54900b536cd7e.tar.gz lwn-7363cfc8666692a5263c646e68e54900b536cd7e.zip | |
Input: sidewinder - fix memory leak
In sw_connect we leak 'buf' and 'idbuf' when we do not leave via one of
the fail* labels. This was spotted by the coverity checker.
Patch is compile tested only due to lack of hardware.
Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input')
| -rw-r--r-- | drivers/input/joystick/sidewinder.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/input/joystick/sidewinder.c b/drivers/input/joystick/sidewinder.c index 2b2ec1057dee..95c0de7964a0 100644 --- a/drivers/input/joystick/sidewinder.c +++ b/drivers/input/joystick/sidewinder.c @@ -589,7 +589,7 @@ static int sw_connect(struct gameport *gameport, struct gameport_driver *drv) struct sw *sw; struct input_dev *input_dev; int i, j, k, l; - int err; + int err = 0; unsigned char *buf = NULL; /* [SW_LENGTH] */ unsigned char *idbuf = NULL; /* [SW_LENGTH] */ unsigned char m = 1; @@ -776,7 +776,10 @@ static int sw_connect(struct gameport *gameport, struct gameport_driver *drv) goto fail4; } - return 0; + out: kfree(buf); + kfree(idbuf); + + return err; fail4: input_free_device(sw->dev[i]); fail3: while (--i >= 0) @@ -784,9 +787,7 @@ static int sw_connect(struct gameport *gameport, struct gameport_driver *drv) fail2: gameport_close(gameport); fail1: gameport_set_drvdata(gameport, NULL); kfree(sw); - kfree(buf); - kfree(idbuf); - return err; + goto out; } static void sw_disconnect(struct gameport *gameport) |