Re: [PATCH] cxgb4: fix error recovery when t4_fw_hello returns apositive value

[David Miller]

From: Thadeu Lima de Souza Cascardo <cascardo@xxxxxxxxxxxxxxxxxx>
Date: Fri,  3 May 2013 15:11:04 -0300

> Since commit 636f9d371f70f22961fd598fe18380057518ca31 ("cxgb4: Add
> support for T4 configuration file"), t4_fw_hello may return a positive
> value instead of 0 for success. The recovery code tests only for zero
> and fails recovery for any other value.
> 
> This fix tests for negative error values and fails only on those cases.
> Error recovery after an error injection works after this change.
> 
> Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@xxxxxxxxxxxxxxxxxx>

Applied.
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