[PATCH 00/11] Several Coverity Fixes

[Samuel Mendoza-Jonas]

We now have Coverity for Petitboot! The first scan resulted in 40 defects, but nothing particulary concerning. However a happy code analyser is good for everyone, so several of these defects are patched below.

The Coverity project is available here; please send me a message if you would like acccess.
https://scan.coverity.com/projects/petitboot?tab=overview

Samuel Mendoza-Jonas (11):
  discover: Properly handle return values
  discover: Use snprintf() when building sysparam path
  ui/ncurses: Check for NULL in pmenu_item_get_index()
  discover: Fix dead code in udev_handle_cdrom_events()
  lib/talloc: Add missing va_end() calls
  ui/common: Free message on return
  discover: Skip malformed bootdev fields
  discover: Add two missing talloc_free()s
  discover: Null-terminate buffer in user_event_process()
  discover: Set umask before mkstemp()
  ui/ncurses: Remove redundant assignment

 discover/device-handler.c   |  6 ++----
 discover/dt.c               |  1 +
 discover/ipmi.c             |  3 ++-
 discover/parser.c           |  1 +
 discover/paths.c            | 10 ++++++++--
 discover/platform-powerpc.c | 19 +++++++------------
 discover/udev.c             |  9 ++-------
 discover/user-event.c       |  6 ++++--
 lib/talloc/talloc.c         |  2 ++
 ui/common/discover-client.c | 13 +++++++------
 ui/ncurses/nc-menu.c        |  7 ++++---
 ui/ncurses/nc-widgets.c     |  4 +---
 12 files changed, 41 insertions(+), 40 deletions(-)

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2.6.2