diff options
Diffstat (limited to 'toys/other/rmmod.c')
| -rw-r--r-- | toys/other/rmmod.c | 57 |
1 files changed, 26 insertions, 31 deletions
diff --git a/toys/other/rmmod.c b/toys/other/rmmod.c index 18ace3fa..093eb8a1 100644 --- a/toys/other/rmmod.c +++ b/toys/other/rmmod.c @@ -1,20 +1,18 @@ -/* vi: set sw=4 ts=4: - * - * rmmod.c - Remove a module from the Linux kernel. +/* rmmod.c - Remove a module from the Linux kernel. * * Copyright 2012 Elie De Brauwer <eliedebrauwer@gmail.com> USE_RMMOD(NEWTOY(rmmod, "<1wf", TOYFLAG_BIN|TOYFLAG_NEEDROOT)) config RMMOD - bool "rmmod" - default y - help - usage: rmmod [-wf] [MODULE] + bool "rmmod" + default y + help + usage: rmmod [-wf] [MODULE] - Unload the module named MODULE from the Linux kernel. - -f Force unload of a module - -w Wait until the module is no longer used. + Unload the module named MODULE from the Linux kernel. + -f Force unload of a module + -w Wait until the module is no longer used. */ @@ -26,25 +24,22 @@ config RMMOD void rmmod_main(void) { - unsigned int flags = O_NONBLOCK|O_EXCL; - char * mod_name; - int len; - - // Basename - mod_name = strrchr(toys.optargs[0],'/'); - if (mod_name) - mod_name++; - else - mod_name = toys.optargs[0]; - - // Remove .ko if present - len = strlen(mod_name); - if (len > 3 && !strcmp(&mod_name[len-3], ".ko" )) - mod_name[len-3] = 0; - - if (toys.optflags & FLAG_f) flags |= O_TRUNC; - if (toys.optflags & FLAG_w) flags &= ~O_NONBLOCK; - - if (delete_module(mod_name, flags)) - perror_exit("failed to unload %s", mod_name); + unsigned int flags = O_NONBLOCK|O_EXCL; + char * mod_name; + int len; + + // Basename + mod_name = strrchr(toys.optargs[0],'/'); + if (mod_name) mod_name++; + else mod_name = toys.optargs[0]; + + // Remove .ko if present + len = strlen(mod_name); + if (len > 3 && !strcmp(&mod_name[len-3], ".ko" )) mod_name[len-3] = 0; + + if (toys.optflags & FLAG_f) flags |= O_TRUNC; + if (toys.optflags & FLAG_w) flags &= ~O_NONBLOCK; + + if (delete_module(mod_name, flags)) + perror_exit("failed to unload %s", mod_name); } |