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author | alfred <alfred@FreeBSD.org> | 2006-01-12 19:15:14 +0000 |
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committer | alfred <alfred@FreeBSD.org> | 2006-01-12 19:15:14 +0000 |
commit | 941cdcd1a00b407ffbeea0ef9d6eae413c4dfbe3 (patch) | |
tree | bd4ec7b6d48b3a9e5eb93894d3624f980f6c5eca | |
parent | a8f06e957080a331d9ecc145c6607b6288af3659 (diff) | |
download | FreeBSD-src-941cdcd1a00b407ffbeea0ef9d6eae413c4dfbe3.zip FreeBSD-src-941cdcd1a00b407ffbeea0ef9d6eae413c4dfbe3.tar.gz |
Novel idea, don't print a string if it is NULL!
This protects people from loading _really_ old modules, like say from
5.x to a 6.x or 7.x system, like for instance right after an upgrade.
-rw-r--r-- | sys/kern/kern_conf.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/kern/kern_conf.c b/sys/kern/kern_conf.c index 906893b..b44df46 100644 --- a/sys/kern/kern_conf.c +++ b/sys/kern/kern_conf.c @@ -449,7 +449,8 @@ prep_cdevsw(struct cdevsw *devsw) if (devsw->d_version != D_VERSION_01) { printf( "WARNING: Device driver \"%s\" has wrong version %s\n", - devsw->d_name, "and is disabled. Recompile KLD module."); + devsw->d_name == NULL ? "???" : devsw->d_name, + "and is disabled. Recompile KLD module."); devsw->d_open = dead_open; devsw->d_close = dead_close; devsw->d_read = dead_read; |