mirror/freebsd
1
0
Fork 0
mirror of https://git.FreeBSD.org/src.git synced 2024-11-30 08:19:09 +00:00
Code Issues Releases Activity

Don't consider ioctl returning error as a fatal error and move on to next

Browse Source 
disk.  When multiple devices are specified, a non-supporting ioctl will
cause diskinfo(8) to stop at the point which does not seem to be necessary.

Ok'ed by:	phk
MFC after:	1 month
This commit is contained in:
Xin LI 2011-02-08 11:32:22 +00:00
parent 078b894c69
commit f5d62d03ad
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=218432
1 changed files with 18 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
usr.sbin/diskinfo/diskinfo.c
View File

@ -56,7 +56,7 @@ static void commandtime(int fd, off_t mediasize, u_int sectorsize);
int
main(int argc, char **argv)
{
int i, ch, fd, error;
int i, ch, fd, error, exitval = 0;
char buf[BUFSIZ], ident[DISK_IDENT_SIZE];
off_t mediasize, stripesize, stripeoffset;
u_int sectorsize, fwsectors, fwheads;
@ -90,14 +90,23 @@ main(int argc, char **argv)
sprintf(buf, "%s%s", _PATH_DEV, argv[i]);
fd = open(buf, O_RDONLY);
}
if (fd < 0)
err(1, argv[i]);
if (fd < 0) {
warn("%s", argv[i]);
exitval = 1;
goto out;
}
error = ioctl(fd, DIOCGMEDIASIZE, &mediasize);
if (error)
err(1, "%s: ioctl(DIOCGMEDIASIZE) failed, probably not a disk.", argv[i]);
if (error) {
warn("%s: ioctl(DIOCGMEDIASIZE) failed, probably not a disk.", argv[i]);
exitval = 1;
goto out;
}
error = ioctl(fd, DIOCGSECTORSIZE, &sectorsize);
if (error)
err(1, "%s: DIOCGSECTORSIZE failed, probably not a disk.", argv[i]);
if (error) {
warn("%s: DIOCGSECTORSIZE failed, probably not a disk.", argv[i]);
exitval = 1;
goto out;
}
error = ioctl(fd, DIOCGFWSECTORS, &fwsectors);
if (error)
fwsectors = 0;
@ -148,9 +157,10 @@ main(int argc, char **argv)
commandtime(fd, mediasize, sectorsize);
if (opt_t)
speeddisk(fd, mediasize, sectorsize);
out:
close(fd);
}
exit (0);
exit (exitval);
}