[PATCH] git-prompt.sh: make $f local to __git_eread()

From: Justin Guenther <redacted>

This function uses (non-local) $f to store the value of its first parameter.
This can interfere with the user's environment.

Signed-off-by: Justin Guenther <redacted>
---
 contrib/completion/git-prompt.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/contrib/completion/git-prompt.sh b/contrib/completion/git-prompt.sh
index c5473dc..729f769 100644
--- a/contrib/completion/git-prompt.sh
+++ b/contrib/completion/git-prompt.sh

@@ -270,7 +270,7 @@ __git_ps1_colorize_gitstring ()
 
 __git_eread ()
 {
-	f="$1"
+	local f="$1"
 	shift
 	test -r "$f" && read "$@" <"$f"
 }

-- 
2.2.0.37.g2035459