V4L/DVB (7844): tda18271: add tda_fail macro to log error cases
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/common/tuners/tda18271-priv.h b/drivers/media/common/tuners/tda18271-priv.h
index 2bc5eb3..81a7393 100644
--- a/drivers/media/common/tuners/tda18271-priv.h
+++ b/drivers/media/common/tuners/tda18271-priv.h
@@ -153,6 +153,15 @@
#define tda_reg(fmt, arg...) dprintk(KERN_DEBUG, DBG_REG, fmt, ##arg)
#define tda_cal(fmt, arg...) dprintk(KERN_DEBUG, DBG_CAL, fmt, ##arg)
+#define tda_fail(ret) \
+({ \
+ int __ret; \
+ __ret = (ret < 0); \
+ if (__ret) \
+ tda_printk(KERN_ERR, "error %d on line %d\n", ret, __LINE__);\
+ __ret; \
+})
+
/*---------------------------------------------------------------------*/
enum tda18271_map_type {