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drivers/char/rocket.c: release_region or error path
There was a release_region() missing on the error path. Signed-off-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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1 changed files with 4 additions and 1 deletions
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@ -2345,7 +2345,7 @@ static int __init rp_init(void)
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ret = tty_register_driver(rocket_driver);
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if (ret < 0) {
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printk(KERN_ERR "Couldn't install tty RocketPort driver\n");
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goto err_tty;
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goto err_controller;
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}
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#ifdef ROCKET_DEBUG_OPEN
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@ -2380,6 +2380,9 @@ static int __init rp_init(void)
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return 0;
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err_ttyu:
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tty_unregister_driver(rocket_driver);
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err_controller:
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if (controller)
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release_region(controller, 4);
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err_tty:
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put_tty_driver(rocket_driver);
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err:
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