Merge tag 'char-misc-6.1-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc fixes from Greg KH:
 "Some small driver fixes for 6.1-rc3.  They include:

   - iio driver bugfixes

   - counter driver bugfixes

   - coresight bugfixes, including a revert and then a second fix to get
     it right.

  All of these have been in linux-next with no reported problems"

* tag 'char-misc-6.1-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (21 commits)
  misc: sgi-gru: use explicitly signed char
  coresight: cti: Fix hang in cti_disable_hw()
  Revert "coresight: cti: Fix hang in cti_disable_hw()"
  counter: 104-quad-8: Fix race getting function mode and direction
  counter: microchip-tcb-capture: Handle Signal1 read and Synapse
  coresight: cti: Fix hang in cti_disable_hw()
  coresight: Fix possible deadlock with lock dependency
  counter: ti-ecap-capture: fix IS_ERR() vs NULL check
  counter: Reduce DEFINE_COUNTER_ARRAY_POLARITY() to defining counter_array
  iio: bmc150-accel-core: Fix unsafe buffer attributes
  iio: adxl367: Fix unsafe buffer attributes
  iio: adxl372: Fix unsafe buffer attributes
  iio: at91-sama5d2_adc: Fix unsafe buffer attributes
  iio: temperature: ltc2983: allocate iio channels once
  tools: iio: iio_utils: fix digit calculation
  iio: adc: stm32-adc: fix channel sampling time init
  iio: adc: mcp3911: mask out device ID in debug prints
  iio: adc: mcp3911: use correct id bits
  iio: adc: mcp3911: return proper error code on failure to allocate trigger
  iio: adc: mcp3911: fix sizeof() vs ARRAY_SIZE() bug
  ...

1 files changed, 4 insertions, 0 deletions

diff --git a/tools/iio/iio_utils.c b/tools/iio/iio_utils.c
index aadee6d34c74..8d35893b2fa8 100644
--- a/tools/iio/iio_utils.c
+++ b/tools/iio/iio_utils.c
@@ -547,6 +547,10 @@ static int calc_digits(int num)
 {
 	int count = 0;
 
+	/* It takes a digit to represent zero */
+	if (!num)
+		return 1;
+
 	while (num != 0) {
 		num /= 10;
 		count++;