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rmmod: fix bug 263

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"modutils/rmmod can't remove modules with dash in name on 2.4 kernels"

function                                             old     new   delta
rmmod_main                                           187     220     +33
This commit is contained in:
Denis Vlasenko
2009-04-13 02:25:40 +00:00
parent 1fb26da071
commit 1f63229a8e
4 changed files with 13 additions and 7 deletions
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14
modutils/rmmod.c
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@ -15,12 +15,11 @@ int rmmod_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int rmmod_main(int argc UNUSED_PARAM, char **argv)
{
int n;
unsigned int flags = O_NONBLOCK|O_EXCL;
unsigned flags = O_NONBLOCK | O_EXCL;
/* Parse command line. */
n = getopt32(argv, "wfas"); // -s ignored
argv += optind;
if (n & 1) // --wait
flags &= ~O_NONBLOCK;
if (n & 2) // --force
@ -35,11 +34,18 @@ int rmmod_main(int argc UNUSED_PARAM, char **argv)
if (!*argv)
bb_show_usage();
n = ENABLE_FEATURE_2_4_MODULES && get_linux_version_code() < KERNEL_VERSION(2,6,0);
while (*argv) {
char modname[MODULE_NAME_LEN];
filename2modname(bb_basename(*argv++), modname);
const char *bname;
bname = bb_basename(*argv++);
if (n)
safe_strncpy(modname, bname, MODULE_NAME_LEN);
else
filename2modname(bname, modname);
if (bb_delete_module(modname, flags))
bb_error_msg_and_die("cannot unload '%s': %s",
bb_error_msg_and_die("can't unload '%s': %s",
modname, moderror(errno));
}