ARM: cleanup: clk_get_sys() error handling

Fix clk_get_sys() error handling; IS_ERR() should be used rather than
IS_ERR_OR_NULL() to check for errors.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2013-02-24 10:51:00 +00:00
commit 23cbd4e84f