spi: img-spfi: fix kbuild test robot warning
drivers/spi/spi-img-spfi.c: In function 'img_spfi_setup': drivers/spi/spi-img-spfi.c:446: warning: 'ret' may be used uninitialized in this function. Fixes: commit b03ba9e3 ("spi: img-spfi: fix multiple calls to request gpio") Signed-off-by: NSifan Naeem <sifan.naeem@imgtec.com> Signed-off-by: NMark Brown <broonie@kernel.org> Cc: stable@vger.kernel.org
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