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authorGuenter Roeck <linux@roeck-us.net>2015-11-01 18:32:56 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-11-20 16:19:54 -0800
commitf356d7a7ddb5ea545e81c84eecfdf1b5ab4647fc (patch)
treef854085c8fa1ba33f28d0ecac30f127cc1020609 /arch/arm64
parentbec8bf61dc911ebe04a7997db2c44ed51d8ade9d (diff)
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serial: etraxfs-uart: Fix crash
Since commit 7d8c70d8048c ("serial: mctrl-gpio: rename init function"), crisv32 either do not build or crash as follows. Unable to handle kernel NULL pointer dereference Linux 4.3.0-rc7-next-20151101 #1 Sun Nov 1 11:41:28 PST 2015 ... Call Trace: [<c0004a0e>] show_stack+0x0/0x9e [<c004c0c0>] printk+0x0/0x2c [<c00059d4>] show_registers+0x14a/0x1c2 [<c004c0c0>] printk+0x0/0x2c [<c0004b52>] die_if_kernel+0x7c/0x9e [<c0005346>] do_page_fault+0x32e/0x3e6 [<c01dc59c>] of_get_property+0x0/0x2c [<c01e0558>] of_irq_parse_raw+0x12a/0x376 [<c01dc59c>] of_get_property+0x0/0x2c [<c0053aca>] get_page_from_freelist+0x73e/0x856 [<c01dc59c>] of_get_property+0x0/0x2c [<c0008912>] d_mmu_refill+0x10a/0x112 [<c01b488c>] devm_kmalloc+0x40/0x56 [<c01b47d0>] add_dr+0xc/0x1c [<c01b4800>] devm_add_action+0x2/0x4e [<c01abdbc>] mctrl_gpio_init_noauto+0x1c/0x76 [<c01abf9e>] mctrl_gpio_init+0x22/0x110 The function call in the etraxfs-uart driver was not renamed, possibly due to interference with commit 7b9c5162c182 ("serial: etraxfs-uart: use mctrl_gpio helpers for handling modem signals"). Fixes: 7d8c70d8048c ("serial: mctrl-gpio: rename init function") Signed-off-by: Guenter Roeck <linux@roeck-us.net> Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Acked-by: Niklas Cassel <nks@flawful.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/arm64')
0 files changed, 0 insertions, 0 deletions