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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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2
modutils/insmod.c
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@ -35,7 +35,7 @@ int insmod_main(int argc UNUSED_PARAM, char **argv)
rc = bb_init_module(filename, parse_cmdline_module_options(argv)); rc = bb_init_module(filename, parse_cmdline_module_options(argv));
if (rc) if (rc)
bb_error_msg("cannot insert '%s': %s", filename, moderror(rc)); bb_error_msg("can't insert '%s': %s", filename, moderror(rc));
return rc; return rc;
} }

2
modutils/modprobe-small.c
View File

@ -776,7 +776,7 @@ int modprobe_main(int argc UNUSED_PARAM, char **argv)
USE_FEATURE_MODPROBE_SMALL_OPTIONS_ON_CMDLINE(options ? options : "") USE_FEATURE_MODPROBE_SMALL_OPTIONS_ON_CMDLINE(options ? options : "")
SKIP_FEATURE_MODPROBE_SMALL_OPTIONS_ON_CMDLINE("") SKIP_FEATURE_MODPROBE_SMALL_OPTIONS_ON_CMDLINE("")
) != 0) ) != 0)
bb_error_msg_and_die("cannot insert '%s': %s", bb_error_msg_and_die("can't insert '%s': %s",
*argv, moderror(errno)); *argv, moderror(errno));
return 0; return 0;
} }

2
modutils/modutils-24.c
View File

@ -3803,7 +3803,7 @@ int FAST_FUNC bb_init_module_24(const char *m_filename, const char *options)
if (m_has_modinfo) { if (m_has_modinfo) {
int m_version = new_get_module_version(f, m_strversion); int m_version = new_get_module_version(f, m_strversion);
if (m_version == -1) { if (m_version == -1) {
bb_error_msg_and_die("cannot find the kernel version " bb_error_msg_and_die("can't find the kernel version "
"the module was compiled for"); "the module was compiled for");
} }
} }

14
modutils/rmmod.c
View File

@ -15,12 +15,11 @@ int rmmod_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int rmmod_main(int argc UNUSED_PARAM, char **argv) int rmmod_main(int argc UNUSED_PARAM, char **argv)
{ {
int n; int n;
unsigned int flags = O_NONBLOCK|O_EXCL; unsigned flags = O_NONBLOCK | O_EXCL;
/* Parse command line. */ /* Parse command line. */
n = getopt32(argv, "wfas"); // -s ignored n = getopt32(argv, "wfas"); // -s ignored
argv += optind; argv += optind;
if (n & 1) // --wait if (n & 1) // --wait
flags &= ~O_NONBLOCK; flags &= ~O_NONBLOCK;
if (n & 2) // --force if (n & 2) // --force
@ -35,11 +34,18 @@ int rmmod_main(int argc UNUSED_PARAM, char **argv)
if (!*argv) if (!*argv)
bb_show_usage(); bb_show_usage();
n = ENABLE_FEATURE_2_4_MODULES && get_linux_version_code() < KERNEL_VERSION(2,6,0);
while (*argv) { while (*argv) {
char modname[MODULE_NAME_LEN]; 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)) 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)); modname, moderror(errno));
} }