Re: [PATCH] md: bcache: io.c: fix a potential NULL pointerdereference

[Kumar amit mehta]

On Tue, May 28, 2013 at 05:20:41PM -0700, Kent Overstreet wrote:
> On Tue, May 28, 2013 at 12:31:15AM -0700, Kumar Amit Mehta wrote:
> > bio_alloc_bioset returns NULL on failure. This fix adds a missing check
> > for potential NULL pointer dereferencing.
> 
> Whoops, that's definitely a bug. Thanks, applied.
> 
> How'd you find it?

Using smatch[1]

[1] http://smatch.sourceforge.net/
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