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Date: Sun, 25 Jun 2017 20:36:44 +0800
From: kbuild test robot <lkp@...el.com>
To: Hugues Fruchet <hugues.fruchet@...com>
Cc: kbuild-all@...org,
Sylwester Nawrocki <sylvester.nawrocki@...il.com>,
"H. Nikolaus Schaller" <hns@...delico.com>,
Guennadi Liakhovetski <g.liakhovetski@....de>,
Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Maxime Coquelin <mcoquelin.stm32@...il.com>,
Alexandre Torgue <alexandre.torgue@...com>,
Mauro Carvalho Chehab <mchehab@...nel.org>,
Hans Verkuil <hverkuil@...all.nl>, devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-media@...r.kernel.org,
Benjamin Gaignard <benjamin.gaignard@...aro.org>,
Yannick Fertre <yannick.fertre@...com>,
Hugues Fruchet <hugues.fruchet@...com>
Subject: Re: [PATCH v1 5/6] [media] ov9650: add multiple variant support
Hi Hugues,
[auto build test WARNING on linuxtv-media/master]
[also build test WARNING on v4.12-rc6 next-20170623]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Hugues-Fruchet/Add-support-of-OV9655-camera/20170625-201153
base: git://linuxtv.org/media_tree.git master
config: i386-randconfig-x079-06251032 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
All warnings (new ones prefixed by >>):
drivers/media//i2c/ov9650.c: In function 'ov965x_probe':
>> drivers/media//i2c/ov9650.c:1617:2: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
if (ov965x->initialize_controls)
^~
drivers/media//i2c/ov9650.c:1619:3: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
if (ret < 0)
^~
Cyclomatic Complexity 1 include/linux/err.h:PTR_ERR
Cyclomatic Complexity 1 arch/x86/include/asm/bitops.h:fls
Cyclomatic Complexity 1 include/linux/device.h:dev_get_drvdata
Cyclomatic Complexity 1 include/asm-generic/gpio.h:gpio_is_valid
Cyclomatic Complexity 1 include/linux/i2c.h:i2c_get_clientdata
Cyclomatic Complexity 1 include/media/media-entity.h:media_entity_cleanup
Cyclomatic Complexity 1 include/media/v4l2-subdev.h:v4l2_get_subdevdata
Cyclomatic Complexity 1 drivers/media//i2c/ov9650.c:ctrl_to_sd
Cyclomatic Complexity 1 drivers/media//i2c/ov9650.c:to_ov965x
Cyclomatic Complexity 1 drivers/media//i2c/ov9650.c:ov965x_get_default_format
Cyclomatic Complexity 2 drivers/media//i2c/ov9650.c:ov965x_enum_mbus_code
Cyclomatic Complexity 4 drivers/media//i2c/ov9650.c:ov965x_enum_frame_sizes
Cyclomatic Complexity 6 drivers/media//i2c/ov9650.c:__ov965x_try_frame_size
Cyclomatic Complexity 1 drivers/media//i2c/ov9650.c:ov965x_i2c_driver_init
Cyclomatic Complexity 1 drivers/media//i2c/ov9650.c:ov965x_remove
Cyclomatic Complexity 8 drivers/media//i2c/ov9650.c:__ov965x_set_frame_interval
Cyclomatic Complexity 5 drivers/media//i2c/ov9650.c:ov965x_read
Cyclomatic Complexity 11 drivers/media//i2c/ov9650.c:__g_volatile_ctrl
Cyclomatic Complexity 3 drivers/media//i2c/ov9650.c:ov965x_write
Cyclomatic Complexity 3 drivers/media//i2c/ov9650.c:ov965x_write_array
Cyclomatic Complexity 2 drivers/media//i2c/ov9650.c:ov965x_set_frame_size
Cyclomatic Complexity 3 drivers/media//i2c/ov9650.c:ov965x_set_default_gamma_curve
Cyclomatic Complexity 3 drivers/media//i2c/ov9650.c:ov965x_set_color_matrix
Cyclomatic Complexity 5 drivers/media//i2c/ov9650.c:ov965x_set_white_balance
Cyclomatic Complexity 3 drivers/media//i2c/ov9650.c:ov965x_set_brightness
Cyclomatic Complexity 12 drivers/media//i2c/ov9650.c:ov965x_set_gain
Cyclomatic Complexity 3 drivers/media//i2c/ov9650.c:ov965x_set_flip
Cyclomatic Complexity 3 drivers/media//i2c/ov9650.c:ov965x_set_saturation
Cyclomatic Complexity 6 drivers/media//i2c/ov9650.c:ov965x_set_sharpness
Cyclomatic Complexity 3 drivers/media//i2c/ov9650.c:ov965x_set_test_pattern
Cyclomatic Complexity 7 drivers/media//i2c/ov9650.c:ov965x_set_banding_filter
Cyclomatic Complexity 10 drivers/media//i2c/ov9650.c:__ov965x_set_params
Cyclomatic Complexity 1 include/linux/err.h:IS_ERR
Cyclomatic Complexity 1 include/media/v4l2-ctrls.h:v4l2_ctrl_lock
Cyclomatic Complexity 1 include/media/v4l2-ctrls.h:v4l2_ctrl_unlock
Cyclomatic Complexity 2 drivers/media//i2c/ov9650.c:ov965x_g_volatile_ctrl
Cyclomatic Complexity 3 drivers/media//i2c/ov9650.c:ov965x_s_frame_interval
Cyclomatic Complexity 2 drivers/media//i2c/ov9650.c:ov965x_g_frame_interval
Cyclomatic Complexity 1 include/media/v4l2-ctrls.h:v4l2_ctrl_modify_range
Cyclomatic Complexity 7 drivers/media//i2c/ov9650.c:ov965x_update_exposure_ctrl
Cyclomatic Complexity 3 drivers/media//i2c/ov9650.c:ov965x_initialize_controls
Cyclomatic Complexity 10 drivers/media//i2c/ov9650.c:ov965x_set_exposure
Cyclomatic Complexity 12 drivers/media//i2c/ov9650.c:ov965x_s_ctrl
Cyclomatic Complexity 1 include/media/v4l2-subdev.h:v4l2_subdev_get_try_format
Cyclomatic Complexity 1 drivers/media//i2c/ov9650.c:ov965x_open
Cyclomatic Complexity 11 drivers/media//i2c/ov9650.c:ov965x_set_fmt
Cyclomatic Complexity 2 drivers/media//i2c/ov9650.c:ov965x_get_fmt
Cyclomatic Complexity 13 drivers/media//i2c/ov9650.c:ov965x_s_stream
Cyclomatic Complexity 2 drivers/media//i2c/ov9650.c:ov965x_gpio_set
Cyclomatic Complexity 2 drivers/media//i2c/ov9650.c:__ov965x_set_power
Cyclomatic Complexity 7 drivers/media//i2c/ov9650.c:ov965x_s_power
Cyclomatic Complexity 4 drivers/media//i2c/ov9650.c:ov965x_detect_sensor
Cyclomatic Complexity 1 include/linux/device.h:devm_kzalloc
Cyclomatic Complexity 1 include/asm-generic/gpio.h:__gpio_set_value
Cyclomatic Complexity 1 include/linux/gpio.h:gpio_set_value
Cyclomatic Complexity 1 include/asm-generic/gpio.h:gpio_export
Cyclomatic Complexity 5 drivers/media//i2c/ov9650.c:ov965x_configure_gpios
Cyclomatic Complexity 14 drivers/media//i2c/ov9650.c:ov965x_probe
Cyclomatic Complexity 1 drivers/media//i2c/ov9650.c:ov965x_i2c_driver_exit
vim +/if +1617 drivers/media//i2c/ov9650.c
1601 ov965x->init_regs = ov965x_init_regs;
1602 ov965x->initialize_controls = ov965x_initialize_controls;
1603 ov965x->framesizes = ov965x_framesizes;
1604 ov965x->nb_of_framesizes = ARRAY_SIZE(ov965x_framesizes);
1605 ov965x->formats = ov965x_formats;
1606 ov965x->nb_of_formats = ARRAY_SIZE(ov965x_formats);
1607 ov965x->intervals = ov965x_intervals;
1608 ov965x->nb_of_intervals = ARRAY_SIZE(ov965x_intervals);
1609 ov965x->fiv = &ov965x_intervals[0];
1610 ov965x->set_frame_interval = __ov965x_set_frame_interval;
1611 ov965x->update_exposure_ctrl = ov965x_update_exposure_ctrl;
1612 ov965x->set_params = __ov965x_set_params;
1613
1614 ov965x->frame_size = &ov965x->framesizes[0];
1615 ov965x_get_default_format(ov965x, &ov965x->format);
1616
> 1617 if (ov965x->initialize_controls)
1618 ret = ov965x->initialize_controls(ov965x);
1619 if (ret < 0)
1620 goto err_ctrls;
1621
1622 /* Update exposure time min/max to match frame format */
1623 if (ov965x->update_exposure_ctrl)
1624 ov965x->update_exposure_ctrl(ov965x);
1625
---
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