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Merge 242488, better use of strlcpy.

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Submitted by:	Eric van Gyzen <eric@vangyzen.net>
This commit is contained in:
Alfred Perlstein 2012-11-02 18:57:38 +00:00
parent 4a790edd1b
commit 5a3a8ec037
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=242489
1 changed files with 3 additions and 2 deletions
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5
sys/kern/kern_shutdown.c
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@ -720,6 +720,7 @@ SYSCTL_STRING(_kern_shutdown, OID_AUTO, dumpdevname, CTLFLAG_RD,
int
set_dumper(struct dumperinfo *di, const char *devname)
{
size_t wantcopy;
if (di == NULL) {
bzero(&dumper, sizeof dumper);
@ -729,8 +730,8 @@ set_dumper(struct dumperinfo *di, const char *devname)
if (dumper.dumper != NULL)
return (EBUSY);
dumper = *di;
strlcpy(dumpdevname, devname, sizeof(dumpdevname));
if (strlen(dumpdevname) != strlen(devname)) {
wantcopy = strlcpy(dumpdevname, devname, sizeof(dumpdevname));
if (wantcopy >= sizeof(dumpdevname)) {
printf("set_dumper: device name truncated from '%s' -> '%s'\n",
devname, dumpdevname);
}