Messages in this thread | | | Date | Thu, 6 Mar 2014 22:41:54 +0100 | Subject | Re: [PATCH 1/2] lustre/mdc_lib: fix possible null pointer dereference | From | "Maxin B. John" <> |
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Hi,
On Thu, Mar 6, 2014 at 8:51 PM, Greg KH <gregkh@linuxfoundation.org> wrote: > On Wed, Mar 05, 2014 at 09:53:06PM +0300, Dan Carpenter wrote: >> On Wed, Mar 05, 2014 at 02:04:35PM +0100, Maxin B. John wrote: >> > From: "Maxin B. John" <maxin.john@enea.com> >> > >> > cppcheck reported possible null pointer dereference in mdc_lib.c >> > >> > [lustre/lustre/mdc/mdc_lib.c:233]: (error) Possible null pointer dereference >> > : op_data - otherwise it is redundant to check if op_data is null at line 226 >> > >> >> There is only one caller and "op_data" is not NULL. > > I agree, John, please fix your tools. Or check the result and fix the > code so that there isn't false-positives (by not checking for NULL at > all here...)
Thanks to Dan and Greg for the comments. Will try my best to avoid these kind of mistakes in future.
> thanks, > greg k-h
Best Regards, Maxin
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