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(parent: 331bc87) | patch
Char: synclink, remove unnecessary checks
authorJiri Slaby <jslaby@suse.cz>
Sun, 10 Jan 2010 11:30:16 +0000 (12:30 +0100)
committerGreg Kroah-Hartman <gregkh@suse.de>
Tue, 2 Mar 2010 22:43:16 +0000 (14:43 -0800)
commite3a897ea548636af4d1b9f99cf01c030bd768f32
tree637225c572d045b9273c8239d211326d314f5019tree | snapshot
parent331bc87660eb21bc6f1ef6e809ba61c1074f8495commit | diff
Char: synclink, remove unnecessary checks

Stanse found a potential null dereference in mgsl_put_char and
mgsl_write. There is a check for tty being NULL, but it is
dereferenced earlier.

Actually, tty cannot be NULL in .write and .put_char, so remove
the tests.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/char/synclink.c diff | blob | history
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