Log data follows:
| DEBUG: SITE files ['endian-little', 'bit-32', 'arm-common', 'arm-32', 'common-linux', 'common-glibc', 'arm-linux', 'arm-linux-gnueabi', 'common']
| DEBUG: Executing shell function do_install
| NOTE: make -j 4 DESTDIR=/home/drou/yocto/build/tmp/work/arm1176jzfshf-vfp-poky-linux-gnueabi/ssmtp/2.65-r0/image install
| /usr/bin/install -c -d -m 755 /usr/sbin
| /usr/bin/install -c -s -m 755 ssmtp /usr/sbin/ssmtp
| /usr/bin/install: cannot create regular file '/usr/sbin/ssmtp': Permission denied
| make: *** [install] Error 1
| ERROR: oe_runmake failed
| WARNING: exit code 1 from a shell command.
| ERROR: Function failed: do_install (log file is located at /home/drou/yocto/build/tmp/work/arm1176jzfshf-vfp-poky-linux-gnueabi/ssmtp/2.65-r0/temp/log.do_install.23192)