https://github.com/torvalds/linux
Revision a97c883a16da7e0691a3be5465926c92a8da4da6 authored by Axel Lin on 31 August 2014, 04:47:06 UTC, committed by Mark Brown on 01 September 2014, 16:51:25 UTC
device_add() expects that any memory allocated via devm_* API is only done in the device's probe function. Fix below boot warning: WARNING: CPU: 1 PID: 1 at drivers/base/dd.c:286 driver_probe_device+0x2b4/0x2f4() Modules linked in: CPU: 1 PID: 1 Comm: swapper/0 Not tainted 3.16.0-10474-g835c90b-dirty #160 [<c0016364>] (unwind_backtrace) from [<c001251c>] (show_stack+0x20/0x24) [<c001251c>] (show_stack) from [<c04eaefc>] (dump_stack+0x7c/0x98) [<c04eaefc>] (dump_stack) from [<c0023d4c>] (warn_slowpath_common+0x78/0x9c) [<c0023d4c>] (warn_slowpath_common) from [<c0023d9c>] (warn_slowpath_null+0x2c/0x34) [<c0023d9c>] (warn_slowpath_null) from [<c0302c60>] (driver_probe_device+0x2b4/0x2f4) [<c0302c60>] (driver_probe_device) from [<c0302d90>] (__device_attach+0x50/0x54) [<c0302d90>] (__device_attach) from [<c0300e60>] (bus_for_each_drv+0x54/0x9c) [<c0300e60>] (bus_for_each_drv) from [<c0302958>] (device_attach+0x84/0x90) [<c0302958>] (device_attach) from [<c0301f10>] (bus_probe_device+0x94/0xb8) [<c0301f10>] (bus_probe_device) from [<c03000c0>] (device_add+0x434/0x4fc) [<c03000c0>] (device_add) from [<c0342dd4>] (spi_add_device+0x98/0x164) [<c0342dd4>] (spi_add_device) from [<c03444a4>] (spi_register_master+0x598/0x768) [<c03444a4>] (spi_register_master) from [<c03446b4>] (devm_spi_register_master+0x40/0x80) [<c03446b4>] (devm_spi_register_master) from [<c0346214>] (dw_spi_add_host+0x1a8/0x258) [<c0346214>] (dw_spi_add_host) from [<c0346920>] (dw_spi_mmio_probe+0x1d4/0x294) [<c0346920>] (dw_spi_mmio_probe) from [<c0304560>] (platform_drv_probe+0x3c/0x6c) [<c0304560>] (platform_drv_probe) from [<c0302a98>] (driver_probe_device+0xec/0x2f4) [<c0302a98>] (driver_probe_device) from [<c0302d3c>] (__driver_attach+0x9c/0xa0) [<c0302d3c>] (__driver_attach) from [<c0300f0c>] (bus_for_each_dev+0x64/0x98) [<c0300f0c>] (bus_for_each_dev) from [<c0302518>] (driver_attach+0x2c/0x30) [<c0302518>] (driver_attach) from [<c0302134>] (bus_add_driver+0xdc/0x1f4) [<c0302134>] (bus_add_driver) from [<c03035c8>] (driver_register+0x88/0x104) [<c03035c8>] (driver_register) from [<c030445c>] (__platform_driver_register+0x58/0x6c) [<c030445c>] (__platform_driver_register) from [<c0700f00>] (dw_spi_mmio_driver_init+0x18/0x20) [<c0700f00>] (dw_spi_mmio_driver_init) from [<c0008914>] (do_one_initcall+0x90/0x1d4) [<c0008914>] (do_one_initcall) from [<c06d7d90>] (kernel_init_freeable+0x178/0x248) [<c06d7d90>] (kernel_init_freeable) from [<c04e687c>] (kernel_init+0x18/0xfc) [<c04e687c>] (kernel_init) from [<c000ecd8>] (ret_from_fork+0x14/0x20) Reported-by: Thor Thayer <tthayer@opensource.altera.com> Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@kernel.org> Cc: stable@vger.kernel.org
1 parent 7d1311b
Tip revision: a97c883a16da7e0691a3be5465926c92a8da4da6 authored by Axel Lin on 31 August 2014, 04:47:06 UTC
spi: dw: Don't use devm_kzalloc in master->setup callback
spi: dw: Don't use devm_kzalloc in master->setup callback
Tip revision: a97c883
File | Mode | Size |
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Documentation | ||
arch | ||
block | ||
crypto | ||
drivers | ||
firmware | ||
fs | ||
include | ||
init | ||
ipc | ||
kernel | ||
lib | ||
mm | ||
net | ||
samples | ||
scripts | ||
security | ||
sound | ||
tools | ||
usr | ||
virt | ||
.gitignore | -rw-r--r-- | 1.1 KB |
.mailmap | -rw-r--r-- | 4.7 KB |
COPYING | -rw-r--r-- | 18.3 KB |
CREDITS | -rw-r--r-- | 93.8 KB |
Kbuild | -rw-r--r-- | 2.5 KB |
Kconfig | -rw-r--r-- | 252 bytes |
MAINTAINERS | -rw-r--r-- | 277.8 KB |
Makefile | -rw-r--r-- | 52.8 KB |
README | -rw-r--r-- | 18.3 KB |
REPORTING-BUGS | -rw-r--r-- | 7.3 KB |
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