diff options
Diffstat (limited to 'target/linux/generic/backport-4.19/504-v5.1-iio-chemical-sps30-fix-a-loop-timeout-test.patch')
| -rw-r--r-- | target/linux/generic/backport-4.19/504-v5.1-iio-chemical-sps30-fix-a-loop-timeout-test.patch | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/target/linux/generic/backport-4.19/504-v5.1-iio-chemical-sps30-fix-a-loop-timeout-test.patch b/target/linux/generic/backport-4.19/504-v5.1-iio-chemical-sps30-fix-a-loop-timeout-test.patch new file mode 100644 index 0000000000..e0fcdc2ce2 --- /dev/null +++ b/target/linux/generic/backport-4.19/504-v5.1-iio-chemical-sps30-fix-a-loop-timeout-test.patch @@ -0,0 +1,28 @@ +From 905889b4a34c753a538015f0b2cdaa0c9e3a4fd5 Mon Sep 17 00:00:00 2001 +From: Dan Carpenter <dan.carpenter@oracle.com> +Date: Sat, 9 Feb 2019 12:03:52 +0300 +Subject: [PATCH] iio: chemical: sps30: fix a loop timeout test + +The "while (tries--) {" loop is a postop so it exits with "tries" set +to -1. + +Fixes: 232e0f6ddeae ("iio: chemical: add support for Sensirion SPS30 sensor") +Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> +Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> +--- + drivers/iio/chemical/sps30.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/iio/chemical/sps30.c b/drivers/iio/chemical/sps30.c +index e03a28a67146..375df5060ed5 100644 +--- a/drivers/iio/chemical/sps30.c ++++ b/drivers/iio/chemical/sps30.c +@@ -210,7 +210,7 @@ static int sps30_do_meas(struct sps30_state *state, s32 *data, int size) + msleep_interruptible(300); + } + +- if (!tries) ++ if (tries == -1) + return -ETIMEDOUT; + + ret = sps30_do_cmd(state, SPS30_READ_DATA, tmp, sizeof(int) * size); |