diff options
| -rw-r--r-- | modutils/modprobe-small.c | 12 | ||||
| -rw-r--r-- | modutils/modutils.c | 12 |
2 files changed, 22 insertions, 2 deletions
diff --git a/modutils/modprobe-small.c b/modutils/modprobe-small.c index b616516..77e42e3 100644 --- a/modutils/modprobe-small.c +++ b/modutils/modprobe-small.c @@ -33,6 +33,9 @@ #define delete_module(mod, flags) syscall(__NR_delete_module, mod, flags) #ifdef __NR_finit_module # define finit_module(fd, uargs, flags) syscall(__NR_finit_module, fd, uargs, flags) +# ifndef MODULE_INIT_COMPRESSED_FILE +# define MODULE_INIT_COMPRESSED_FILE 4 +# endif #endif /* linux/include/linux/module.h has limit of 64 chars on module names */ #undef MODULE_NAME_LEN @@ -272,7 +275,14 @@ static int load_module(const char *fname, const char *options) { int fd = open(fname, O_RDONLY | O_CLOEXEC); if (fd >= 0) { - r = finit_module(fd, options, 0) != 0; + int flags = is_suffixed_with(fname, ".ko") ? 0 : MODULE_INIT_COMPRESSED_FILE; + for (;;) { + r = finit_module(fd, options, flags); + if (r == 0 || flags == 0) + break; + /* Loading non-.ko named uncompressed module? Not likely, but let's try it */ + flags = 0; + } close(fd); } } diff --git a/modutils/modutils.c b/modutils/modutils.c index f7ad5e8..cbff209 100644 --- a/modutils/modutils.c +++ b/modutils/modutils.c @@ -12,6 +12,9 @@ #define init_module(mod, len, opts) syscall(__NR_init_module, mod, len, opts) #if defined(__NR_finit_module) # define finit_module(fd, uargs, flags) syscall(__NR_finit_module, fd, uargs, flags) +# ifndef MODULE_INIT_COMPRESSED_FILE +# define MODULE_INIT_COMPRESSED_FILE 4 +# endif #endif #define delete_module(mod, flags) syscall(__NR_delete_module, mod, flags) @@ -217,7 +220,14 @@ int FAST_FUNC bb_init_module(const char *filename, const char *options) { int fd = open(filename, O_RDONLY | O_CLOEXEC); if (fd >= 0) { - rc = finit_module(fd, options, 0) != 0; + int flags = is_suffixed_with(filename, ".ko") ? 0 : MODULE_INIT_COMPRESSED_FILE; + for (;;) { + rc = finit_module(fd, options, flags); + if (rc == 0 || flags == 0) + break; + /* Loading non-.ko named uncompressed module? Not likely, but let's try it */ + flags = 0; + } close(fd); if (rc == 0) return rc; |