tiny fixup to getarg to make handling more arguments slightly easier

Gitweb:     http://git.kernel.org/?p=linux/kernel/git/davej/dracut.git;a=commit;h=27994f9e28546e0bcf352b5217c54ff287183789
Commit:     27994f9e28546e0bcf352b5217c54ff287183789
Parent:     9cead591ad8fa7de856d4dc3777bb7c155a6d3b8
Author:     Victor Lowther <[email protected]>
AuthorDate: Sat Feb 21 08:24:20 2009 -0800
Committer:  Dave Jones <[email protected]>
CommitDate: Mon Feb 23 13:22:01 2009 -0500

tiny fixup to getarg to make handling more arguments slightly easier

This patch series adds support for some common mount arguments that have to be handled in the initramfs.

It is also available at
http://git.fnordovax.org/dracut/log/?h=handle-more-parameters

---
 init |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

index 358ef02..ee1123c 100755
@@ -16,7 +16,7 @@ emergency_shell()
 getarg() {
     local o line
     for o in $CMDLINE; do
-	[ "${o%%=*}" = "$1" ] && { echo $o; break; }
+	[ "${o%%=*}" = "$1" ] && { echo $o; return 0; }
     done
     return 1
 }

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