Messages in this thread Patch in this message | | | From | tim.gardner@canonica ... | Subject | [PATCH v4.4-rc8] iio: magnetometer: ak8975: Silence 'may be used uninitialized' warning | Date | Fri, 8 Jan 2016 17:17:41 -0700 |
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From: Tim Gardner <tim.gardner@canonical.com>
drivers/iio/magnetometer/ak8975.c: In function 'ak8975_probe': drivers/iio/magnetometer/ak8975.c:788:14: warning: 'chipset' may be used uninitialized in this function [-Wmaybe-uninitialized] data->def = &ak_def_array[chipset];
gcc version 5.3.1 20151219 (Ubuntu 5.3.1-4ubuntu1)
Cc: Jonathan Cameron <jic23@kernel.org> Cc: Hartmut Knaack <knaack.h@gmx.de> Cc: Lars-Peter Clausen <lars@metafoo.de> Cc: Peter Meerwald <pmeerw@pmeerw.net> Cc: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> Signed-off-by: Tim Gardner <tim.gardner@canonical.com> ---
This seems like a legitimate warning, though gcc should have complained about an earlier use of chipset on line 782.
drivers/iio/magnetometer/ak8975.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iio/magnetometer/ak8975.c b/drivers/iio/magnetometer/ak8975.c index b13936d..80ec0ce 100644 --- a/drivers/iio/magnetometer/ak8975.c +++ b/drivers/iio/magnetometer/ak8975.c @@ -732,7 +732,7 @@ static int ak8975_probe(struct i2c_client *client, int eoc_gpio; int err; const char *name = NULL; - enum asahi_compass_chipset chipset; + enum asahi_compass_chipset chipset = AK_MAX_TYPE; /* Grab and set up the supplied GPIO. */ if (client->dev.platform_data) -- 1.9.1
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