usb: gadget: f_fs: Fix kernel panic if use_os_string not set

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If c->cdev->use_os_string flag is not set,
don't need to invoke ffs_do_os_descs() in _ffs_func_bind.
So uninitialized ext_compat_id pointer won't be accessed by
__ffs_func_bind_do_os_desc to cause kernel panic.

Signed-off-by: Jim Lin <jilin@nvidia.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

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Jim Lin 2016-05-13 20:32:16 +08:00 • committed by Felipe Balbi

parent e877b729c6

commit c6010c8b4d

1 changed files with 10 additions and 8 deletions

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drivers/usb/gadget/function/f_fs.c

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