The data parsed by ipu3-unpack is written out using the write() c
library call, but the error code is incorrectly checked which misses the
single erroroneous return value returned by the function.
Fix it to explicitly check against the error code.
Fixes: 23ac77dc4a ("utils: ipu3: Add IPU3 raw capture unpack utility")
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Umang Jain <umang.jain@ideasonboard.com>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
bdd85fa01c