Author: imp Date: Sun Sep 24 05:03:57 2017 New Revision: 323963 URL: https://svnweb.freebsd.org/changeset/base/323963
Log: Fix uninitialized variable echo | awk 'BEGIN {i=$1; print i}' prints a boatload of stack garbage. NUL terminate the memory returned from malloc to prevent it. Obtained from: OpenBSD run.c 1.40 Sponsored by: Netflix Differential Revision: https://reviews.freebsd.org/D12379 Modified: head/contrib/one-true-awk/lib.c Modified: head/contrib/one-true-awk/lib.c ============================================================================== --- head/contrib/one-true-awk/lib.c Sun Sep 24 03:33:26 2017 (r323962) +++ head/contrib/one-true-awk/lib.c Sun Sep 24 05:03:57 2017 (r323963) @@ -62,6 +62,7 @@ void recinit(unsigned int n) || (fldtab = (Cell **) malloc((nfields+1) * sizeof(Cell *))) == NULL || (fldtab[0] = (Cell *) malloc(sizeof(Cell))) == NULL ) FATAL("out of space for $0 and fields"); + *record = '\0'; *fldtab[0] = dollar0; fldtab[0]->sval = record; fldtab[0]->nval = tostring("0"); _______________________________________________ svn-src-all@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"