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Walt Wimer noticed that mknod couldn't handle major or minor > 255. Now our

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limit checking autodetects what the system supports (at compile time).
This commit is contained in:
Rob Landley 2006-03-06 19:31:39 +00:00
parent 2e9cf373a9
commit 1f5e25bf3e
1 changed files with 4 additions and 2 deletions
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6
coreutils/mknod.c
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@ -47,8 +47,10 @@ extern int mknod_main(int argc, char **argv)
dev = 0; dev = 0;
if ((*name != 'p') && ((argc -= 2) == 2)) { if ((*name != 'p') && ((argc -= 2) == 2)) {
dev = (bb_xgetularg10_bnd(argv[2], 0, 255) << 8) /* Autodetect what the system supports; thexe macros should
+ bb_xgetularg10_bnd(argv[3], 0, 255); * optimize out to two constants. */
dev = makedev(bb_xgetularg10_bnd(argv[2], 0, major(UINT_MAX)),
bb_xgetularg10_bnd(argv[3], 0, minor(UINT_MAX)));
} }
if (argc == 2) { if (argc == 2) {