From 53f50353399f71aef4041b42df845803e7388d12 Mon Sep 17 00:00:00 2001 From: NeilBrown Date: Wed, 3 Mar 2010 10:29:24 +1100 Subject: [PATCH] Fix warning about unused variable. Warning only appears with -O2, but is invalid. Signed-off-by: NeilBrown --- Grow.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/Grow.c b/Grow.c index 74b63b64..4dfa3441 100644 --- a/Grow.c +++ b/Grow.c @@ -1096,7 +1096,10 @@ int Grow_reshape(char *devname, int fd, int quiet, char *backup_file, /* set them all just in case some old 'new_*' value * persists from some earlier problem */ - int err; + int err = err; /* only used if rv==1, and always set if + * rv==1, so initialisation not needed, + * despite gcc warning + */ if (sysfs_set_num(sra, NULL, "chunk_size", nchunk) < 0) rv = 1, err = errno; if (!rv && sysfs_set_num(sra, NULL, "layout", nlayout) < 0) -- 2.39.2