misc/isl29020: signedness bug in als_sensing_range_store()
authorDan Carpenter <error27@gmail.com>
Thu, 11 Nov 2010 22:05:11 +0000 (14:05 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 12 Nov 2010 15:55:31 +0000 (07:55 -0800)
commit90482e45e4a39ee10b66436c2b3d5d4d88c2f73c
treeca1266c43d6df4e88d4303e87da55c238054cb97
parent43b3a0c732776746f53d8ed2ba659583fc1692aa
misc/isl29020: signedness bug in als_sensing_range_store()

"ret_val" is supposed to be signed here or the error handling breaks.
Also we should check the return value from i2c_smbus_read_byte_data().

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
drivers/misc/isl29020.c