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| author | Devin Heitmueller <devin.heitmueller@gmail.com> | 2008-11-17 00:23:19 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-06-16 23:21:05 +0200 |
| commit | 7988fc216d41dfc8325d192360ccb702736b3e69 (patch) | |
| tree | bb6c645e90c4545424eabc16a7e7820191b70ac6 /drivers/media/common | |
| parent | V4L/DVB (11788): xc5000: cleanup i2c write routines (diff) | |
| download | linux-7988fc216d41dfc8325d192360ccb702736b3e69.tar.xz linux-7988fc216d41dfc8325d192360ccb702736b3e69.zip | |
V4L/DVB (11789): xc5000: check xc5000_readreg return value for XC_RESULT_SUCCESS
Make return value checking for calls to i2c routines explicit.
Signed-off-by: Devin Heitmueller <devin.heitmueller@gmail.com>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/common')
| -rw-r--r-- | drivers/media/common/tuners/xc5000.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/media/common/tuners/xc5000.c b/drivers/media/common/tuners/xc5000.c index 7d83deca9e02..c787d39908b6 100644 --- a/drivers/media/common/tuners/xc5000.c +++ b/drivers/media/common/tuners/xc5000.c @@ -428,7 +428,7 @@ static int xc_get_frequency_error(struct xc5000_priv *priv, u32 *freq_error_hz) u32 tmp; result = xc5000_readreg(priv, XREG_FREQ_ERROR, ®Data); - if (result) + if (result != XC_RESULT_SUCCESS) return result; tmp = (u32)regData; @@ -449,7 +449,7 @@ static int xc_get_version(struct xc5000_priv *priv, int result; result = xc5000_readreg(priv, XREG_VERSION, &data); - if (result) + if (result != XC_RESULT_SUCCESS) return result; (*hw_majorversion) = (data >> 12) & 0x0F; @@ -466,7 +466,7 @@ static int xc_get_hsync_freq(struct xc5000_priv *priv, u32 *hsync_freq_hz) int result; result = xc5000_readreg(priv, XREG_HSYNC_FREQ, ®Data); - if (result) + if (result != XC_RESULT_SUCCESS) return result; (*hsync_freq_hz) = ((regData & 0x0fff) * 763)/100; @@ -960,7 +960,7 @@ struct dvb_frontend *xc5000_attach(struct dvb_frontend *fe, /* Check if firmware has been loaded. It is possible that another instance of the driver has loaded the firmware. */ - if (xc5000_readreg(priv, XREG_PRODUCT_ID, &id) != 0) + if (xc5000_readreg(priv, XREG_PRODUCT_ID, &id) != XC_RESULT_SUCCESS) goto fail; switch (id) { |