devres: show which resource was invalid in __devm_ioremap_resource()

The other error prints in this call show the resource which wsan't valid,
so add this to the first print when it checks for basic validity of the
resource.

Link: https://lkml.kernel.org/r/20230621163050.477668-1-ben.dooks@codethink.co.uk
Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/lib/devres.c b/lib/devres.c
index 6baf439..c44f104 100644 (file)
--- a/lib/devres.c
+++ b/lib/devres.c
@@ -129,7 +129,7 @@ __devm_ioremap_resource(struct device *dev, const struct resource *res,
        BUG_ON(!dev);
 
        if (!res || resource_type(res) != IORESOURCE_MEM) {
-               dev_err(dev, "invalid resource\n");
+               dev_err(dev, "invalid resource %pR\n", res);
                return IOMEM_ERR_PTR(-EINVAL);
        }