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ksh93-redirectleak.dif
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File ksh93-redirectleak.dif of Package ksh
--- src/cmd/ksh93/sh/io.c.orig 2015-12-09 11:18:00.657295950 +0000 +++ src/cmd/ksh93/sh/io.c 2015-12-09 11:18:57.719080685 +0000 @@ -1541,7 +1541,17 @@ int sh_redirect(Shell_t *shp,struct iono sh_iosave(shp,fn,indx,tname?fname:(trunc?Empty:0)); } else if(sh_subsavefd(fn)) + { + if(fd==fn) + { + if((r=sh_fcntl(fd,F_DUPFD,10)) > 0) + { + fd = r; + sh_close(fn); + } + } sh_iosave(shp,fn,indx|IOSUBSHELL,tname?fname:0); + } } if(fd<0) {
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