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(parent: d6088e9) | patch
soundwire: Fix a signedness bug
authorDan Carpenter <dan.carpenter@oracle.com>
Sun, 21 Jan 2018 04:56:31 +0000 (10:26 +0530)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 22 Jan 2018 15:45:26 +0000 (16:45 +0100)
commit51c266561e5aec056e025b5bf9072d82c89b59b3
tree9e3bb63ff4e24eda044a5f3deae9ad37d0cc7955tree | snapshot
parentd6088e9a89f7c6fe9720978196c4d9799fd16c29commit | diff
soundwire: Fix a signedness bug

"ret" is an int and "buf" is a u8.  sdw_read() returns negative error
codes which are truncated to the u8, 0-255 range before being stored as
an int.  It means that "ret" can't be less than zero.

Fixes: b0a9c37b0178 ("soundwire: Add slave status handling")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/soundwire/bus.c diff | blob | history
John Crispins staging tree