tree 97b93d548e3f0c288a3191038f8181ec8bf07bf7
parent d97b07c54f34e88352ebe676beb798c8f59ac588
author David Engraf <david.engraf@sysgo.com> 1407532996 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1407538646 -0700

initramfs: add write error checks

On a system with low memory extracting the initramfs may fail.  If this
happens the user gets "Failed to execute /init" instead of an initramfs
error.

Check return value of sys_write and call error() when the write was
incomplete or failed.

Signed-off-by: David Engraf <david.engraf@sysgo.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>