i2c: sun6i-p2wi: use proper return value in probe
Fixes: >> drivers/i2c/busses/i2c-sun6i-p2wi.c:243:10: warning: 'ret' may be used uninitialized in this function [-Wmaybe-uninitialized] Reported-by:kbuild test robot <fengguang.wu@intel.com> Signed-off-by:
Wolfram Sang <wsa@the-dreams.de>
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