Messages in this thread | | | From | Stephen Warren <> | Date | Tue, 24 Jan 2012 16:47:38 -0800 | Subject | RE: [PATCH 2/4] pinctrl: Fix pinmux_hog_maps when ctrl_dev_name is not set |
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Tony Lindgren wrote at Tuesday, January 24, 2012 5:24 PM: ... > The ctrl_dev_name is optional for struct pinmux_map assuming > that ctrl_dev is set. Without this patch we can get: > > Unable to handle kernel NULL pointer dereference at virtual address 00000000 > ... > (pinmux_hog_maps+0xa4/0x20c) > (pinctrl_register+0x2a4/0x378) > ... > > Fix this by adding adding a test for map->ctrl_dev. > Additionally move the test for map->ctrl_dev earlier > to optimize out the loop a bit. > > Signed-off-by: Tony Lindgren <tony@atomide.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
-- nvpublic
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