media: am437x: fix smatch warning
Fixes this warning: drivers/media/platform/am437x/am437x-vpfe.c:288 vpfe_ccdc_validate_param() warn: unsigned 'ccdcparam->alaw.gamma_wd' is never less than zero. by dropping the gamma_wd < VPFE_CCDC_GAMMA_BITS_15_6 check since VPFE_CCDC_GAMMA_BITS_15_6 is 0. Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Reviewed-by: Benoit Parrot <bparrot@ti.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
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@ -285,7 +285,6 @@ vpfe_ccdc_validate_param(struct vpfe_ccdc *ccdc,
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max_data = ccdc_data_size_max_bit(ccdcparam->data_sz);
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if (ccdcparam->alaw.gamma_wd > VPFE_CCDC_GAMMA_BITS_09_0 ||
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ccdcparam->alaw.gamma_wd < VPFE_CCDC_GAMMA_BITS_15_6 ||
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max_gamma > max_data) {
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vpfe_dbg(1, vpfe, "Invalid data line select\n");
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return -EINVAL;
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