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authorIan Abbott <[email protected]>2021-02-23 14:30:48 +0000
committerGreg Kroah-Hartman <[email protected]>2021-03-10 09:23:29 +0100
commitb39dfcced399d31e7c4b7341693b18e01c8f655e (patch)
tree6eba05d434f44f5e09c6b9f28b37a39e77715f5c /lib/mpi/mpiutil.c
parent54999c0d94b3c26625f896f8e3460bc029821578 (diff)
staging: comedi: me4000: Fix endian problem for AI command data
The analog input subdevice supports Comedi asynchronous commands that use Comedi's 16-bit sample format. However, the calls to `comedi_buf_write_samples()` are passing the address of a 32-bit integer variable. On bigendian machines, this will copy 2 bytes from the wrong end of the 32-bit value. Fix it by changing the type of the variable holding the sample value to `unsigned short`. Fixes: de88924f67d1 ("staging: comedi: me4000: use comedi_buf_write_samples()") Cc: <[email protected]> # 3.19+ Signed-off-by: Ian Abbott <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Greg Kroah-Hartman <[email protected]>
Diffstat (limited to 'lib/mpi/mpiutil.c')
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