Author: delphij Date: Sun Dec 8 01:20:37 2019 New Revision: 355513 URL: https://svnweb.freebsd.org/changeset/base/355513
Log: Fix a couple of minor issues with newfs_msdos: - Do not unnecessarily strdup(). - Check return value of getdiskinfo(), if it failed, bail out. Reviewed by: imp MFC after: 2 weeks Differential Revision: https://reviews.freebsd.org/D22729 Modified: head/sbin/newfs_msdos/mkfs_msdos.c head/sbin/newfs_msdos/newfs_msdos.c Modified: head/sbin/newfs_msdos/mkfs_msdos.c ============================================================================== --- head/sbin/newfs_msdos/mkfs_msdos.c Sun Dec 8 01:17:38 2019 (r355512) +++ head/sbin/newfs_msdos/mkfs_msdos.c Sun Dec 8 01:20:37 2019 (r355513) @@ -318,7 +318,8 @@ mkfs_msdos(const char *fname, const char *dtype, const bpb.bpbHiddenSecs = o.hidden_sectors; if (!(o.floppy || (o.drive_heads && o.sectors_per_track && o.bytes_per_sector && o.size && o.hidden_sectors_set))) { - getdiskinfo(fd, fname, dtype, o.hidden_sectors_set, &bpb); + if (getdiskinfo(fd, fname, dtype, o.hidden_sectors_set, &bpb) == -1) + goto done; bpb.bpbHugeSectors -= (o.offset / bpb.bpbBytesPerSec); if (bpb.bpbSecPerClust == 0) { /* set defaults */ if (bpb.bpbHugeSectors <= 6000) /* about 3MB -> 512 bytes */ @@ -423,10 +424,7 @@ mkfs_msdos(const char *fname, const char *dtype, const bname = o.bootstrap; if (!strchr(bname, '/')) { snprintf(buf, sizeof(buf), "/boot/%s", bname); - if (!(bname = strdup(buf))) { - warn(NULL); - goto done; - } + bname = buf; } if ((fd1 = open(bname, O_RDONLY)) == -1 || fstat(fd1, &sb)) { warn("%s", bname); Modified: head/sbin/newfs_msdos/newfs_msdos.c ============================================================================== --- head/sbin/newfs_msdos/newfs_msdos.c Sun Dec 8 01:17:38 2019 (r355512) +++ head/sbin/newfs_msdos/newfs_msdos.c Sun Dec 8 01:20:37 2019 (r355513) @@ -185,8 +185,7 @@ main(int argc, char *argv[]) fname = *argv++; if (!o.create_size && !strchr(fname, '/')) { snprintf(buf, sizeof(buf), "%s%s", _PATH_DEV, fname); - if (!(fname = strdup(buf))) - err(1, NULL); + fname = buf; } dtype = *argv; exit(!!mkfs_msdos(fname, dtype, &o)); _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
