Remove redundant check for file mode match
Remove redundant check for file mode match

funbaker/astropy,dhomeier/astropy,MSeifert04/astropy,saimn/astropy,lpsinger/astropy,dhomeier/astropy,funbaker/astropy,StuartLittlefair/astropy,lpsinger/astropy,mhvk/astropy,bsipocz/astropy,pllim/astropy,pllim/astropy,bsipocz/astropy,lpsinger/astropy,DougBurke/astropy,lpsinger/astropy,DougBurke/astropy,astropy/astropy,pllim/astropy,StuartLittlefair/astropy,MSeifert04/astropy,saimn/astropy,MSeifert04/astropy,stargaser/astropy,bsipocz/astropy,astropy/astropy,aleksandr-bakanov/astropy,stargaser/astropy,dhomeier/astropy,larrybradley/astropy,MSeifert04/astropy,stargaser/astropy,saimn/astropy,astropy/astropy,lpsinger/astropy,saimn/astropy,dhomeier/astropy,aleksandr-bakanov/astropy,dhomeier/astropy,larrybradley/astropy,larrybradley/astropy,larrybradley/astropy,bsipocz/astropy,aleksandr-bakanov/astropy,DougBurke/astropy,pllim/astropy,StuartLittlefair/astropy,funbaker/astropy,StuartLittlefair/astropy,mhvk/astropy,DougBurke/astropy,mhvk/astropy,larrybradley/astropy,funbaker/astropy,astropy/astropy,stargaser/astropy,aleksandr-bakanov/astropy,StuartLittlefair/astropy,mhvk/astropy,pllim/astropy,saimn/astropy,mhvk/astropy,astropy/astropy