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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2020-04-06 17:51:19 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-04-16 14:52:10 +0200 |
| commit | 068fbff4f860c620c8e36641c1da9a165abad24e (patch) | |
| tree | 473eeed7f6e5b644599b17267f5882dd1b790832 /lib/mpi/mpiutil.c | |
| parent | 97341ef7070d984305aaefe8b713491e3213d6ab (diff) | |
usb: raw-gadget: Fix copy_to/from_user() checks
The copy_to/from_user() functions return the number of bytes remaining
but we want to return negative error codes. I changed a couple checks
in raw_ioctl_ep_read() and raw_ioctl_ep0_read() to show that we still
we returning zero on error.
Fixes: f2c2e717642c ("usb: gadget: add raw-gadget interface")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Andrey Konovalov <andreyknvl@google.com>
Tested-by: Andrey Konovalov <andreyknvl@google.com>
Link: https://lore.kernel.org/r/20200406145119.GG68494@mwanda
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'lib/mpi/mpiutil.c')
0 files changed, 0 insertions, 0 deletions