Re: [Libguestfs] [libnbd PATCH] maint: Drop useless casts
On Wed, May 24, 2023 at 10:00:03AM -0500, Eric Blake wrote:
diff --git a/copy/main.c b/copy/main.c
index 391c0c4f..9449440e 100644
--- a/copy/main.c
+++ b/copy/main.c
@@ -371,7 +371,7 @@ main (int argc, char *argv[])
#else
t = 1;
#endif
- threads = (unsigned)t;
+ threads = t;
This one doesn't give any warning about truncating from long (64 bits)
to unsigned (32 bits)?
diff --git a/fuse/nbdfuse.c b/fuse/nbdfuse.c
index 491f6db8..35d5ffac 100644
--- a/fuse/nbdfuse.c
+++ b/fuse/nbdfuse.c
@@ -415,7 +415,7 @@ main (int argc, char *argv[])
handles_append (&nbd, h); /* reserved above, so can't fail */
}
}
- connections = (unsigned)nbd.len;
+ connections = nbd.len;
Similarly this would be size_t -> unsigned, also a truncation on 64 bit.
But if there are no warnings, then:
Reviewed-by: Richard W.M. Jones <rjones(a)redhat.com>
Rich.
--
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
Read my programming and virtualization blog: http://rwmj.wordpress.com
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