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(parent: d3f22ae) | patch
initramfs: add write error checks
authorDavid Engraf <david.engraf@sysgo.com>
Fri, 8 Aug 2014 21:23:16 +0000 (14:23 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 8 Aug 2014 22:57:26 +0000 (15:57 -0700)
commit89e253468d4d5a812db05a44c60a43f6aa367c5b
tree97b93d548e3f0c288a3191038f8181ec8bf07bf7tree | snapshot
parentd3f22ae1d6fac68d3100e35b21c78e2687a6d1c8commit | diff
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>
init/initramfs.c diff | blob | history
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