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Simplified version checking.

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This commit is contained in:
Matt Kraai 2001-08-06 14:18:08 +00:00
parent 69edfecfb9
commit 063c1f54ea
2 changed files with 16 additions and 48 deletions
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32
insmod.c
View File

@ -133,7 +133,7 @@
#ifndef MODUTILS_MODULE_H
static const int MODUTILS_MODULE_H = 1;
#ident "$Id: insmod.c,v 1.70 2001/07/31 22:51:49 andersen Exp $"
#ident "$Id: insmod.c,v 1.71 2001/08/06 14:18:08 kraai Exp $"
/* This file contains the structures used by the 2.0 and 2.1 kernels.
We do not use the kernel headers directly because we do not wish
@ -350,7 +350,7 @@ int delete_module(const char *);
#ifndef MODUTILS_OBJ_H
static const int MODUTILS_OBJ_H = 1;
#ident "$Id: insmod.c,v 1.70 2001/07/31 22:51:49 andersen Exp $"
#ident "$Id: insmod.c,v 1.71 2001/08/06 14:18:08 kraai Exp $"
/* The relocatable object is manipulated using elfin types. */
@ -1304,22 +1304,6 @@ static unsigned long obj_elf_hash(const char *name)
}
#ifdef BB_FEATURE_INSMOD_VERSION_CHECKING
/* Get the kernel version in the canonical integer form. */
static int get_kernel_version(char str[STRVERSIONLEN])
{
struct utsname uts_info;
int kv;
if (uname(&uts_info) < 0)
return -1;
strncpy(str, uts_info.release, STRVERSIONLEN);
kv = get_kernel_revision();
if(kv==0)
return -1;
}
/* String comparison for non-co-versioned kernel and module. */
static int ncv_strcmp(const char *a, const char *b)
@ -3239,8 +3223,7 @@ extern int insmod_main( int argc, char **argv)
int exit_status = EXIT_FAILURE;
int m_has_modinfo;
#ifdef BB_FEATURE_INSMOD_VERSION_CHECKING
int k_version;
char k_strversion[STRVERSIONLEN];
struct utsname uts_info;
char m_strversion[STRVERSIONLEN];
int m_version;
int m_crcs;
@ -3355,7 +3338,8 @@ extern int insmod_main( int argc, char **argv)
#ifdef BB_FEATURE_INSMOD_VERSION_CHECKING
/* Version correspondence? */
k_version = get_kernel_version(k_strversion);
if (uname(&uts_info) < 0)
uts_info.release[0] = '\0';
if (m_has_modinfo) {
m_version = new_get_module_version(f, m_strversion);
} else {
@ -3367,17 +3351,17 @@ extern int insmod_main( int argc, char **argv)
}
}
if (strncmp(k_strversion, m_strversion, STRVERSIONLEN) != 0) {
if (strncmp(uts_info.release, m_strversion, STRVERSIONLEN) != 0) {
if (flag_force_load) {
error_msg("Warning: kernel-module version mismatch\n"
"\t%s was compiled for kernel version %s\n"
"\twhile this kernel is version %s",
m_filename, m_strversion, k_strversion);
m_filename, m_strversion, uts_info.release);
} else {
error_msg("kernel-module version mismatch\n"
"\t%s was compiled for kernel version %s\n"
"\twhile this kernel is version %s.",
m_filename, m_strversion, k_strversion);
m_filename, m_strversion, uts_info.release);
goto out;
}
}

32
modutils/insmod.c
View File

@ -133,7 +133,7 @@
#ifndef MODUTILS_MODULE_H
static const int MODUTILS_MODULE_H = 1;
#ident "$Id: insmod.c,v 1.70 2001/07/31 22:51:49 andersen Exp $"
#ident "$Id: insmod.c,v 1.71 2001/08/06 14:18:08 kraai Exp $"
/* This file contains the structures used by the 2.0 and 2.1 kernels.
We do not use the kernel headers directly because we do not wish
@ -350,7 +350,7 @@ int delete_module(const char *);
#ifndef MODUTILS_OBJ_H
static const int MODUTILS_OBJ_H = 1;
#ident "$Id: insmod.c,v 1.70 2001/07/31 22:51:49 andersen Exp $"
#ident "$Id: insmod.c,v 1.71 2001/08/06 14:18:08 kraai Exp $"
/* The relocatable object is manipulated using elfin types. */
@ -1304,22 +1304,6 @@ static unsigned long obj_elf_hash(const char *name)
}
#ifdef BB_FEATURE_INSMOD_VERSION_CHECKING
/* Get the kernel version in the canonical integer form. */
static int get_kernel_version(char str[STRVERSIONLEN])
{
struct utsname uts_info;
int kv;
if (uname(&uts_info) < 0)
return -1;
strncpy(str, uts_info.release, STRVERSIONLEN);
kv = get_kernel_revision();
if(kv==0)
return -1;
}
/* String comparison for non-co-versioned kernel and module. */
static int ncv_strcmp(const char *a, const char *b)
@ -3239,8 +3223,7 @@ extern int insmod_main( int argc, char **argv)
int exit_status = EXIT_FAILURE;
int m_has_modinfo;
#ifdef BB_FEATURE_INSMOD_VERSION_CHECKING
int k_version;
char k_strversion[STRVERSIONLEN];
struct utsname uts_info;
char m_strversion[STRVERSIONLEN];
int m_version;
int m_crcs;
@ -3355,7 +3338,8 @@ extern int insmod_main( int argc, char **argv)
#ifdef BB_FEATURE_INSMOD_VERSION_CHECKING
/* Version correspondence? */
k_version = get_kernel_version(k_strversion);
if (uname(&uts_info) < 0)
uts_info.release[0] = '\0';
if (m_has_modinfo) {
m_version = new_get_module_version(f, m_strversion);
} else {
@ -3367,17 +3351,17 @@ extern int insmod_main( int argc, char **argv)
}
}
if (strncmp(k_strversion, m_strversion, STRVERSIONLEN) != 0) {
if (strncmp(uts_info.release, m_strversion, STRVERSIONLEN) != 0) {
if (flag_force_load) {
error_msg("Warning: kernel-module version mismatch\n"
"\t%s was compiled for kernel version %s\n"
"\twhile this kernel is version %s",
m_filename, m_strversion, k_strversion);
m_filename, m_strversion, uts_info.release);
} else {
error_msg("kernel-module version mismatch\n"
"\t%s was compiled for kernel version %s\n"
"\twhile this kernel is version %s.",
m_filename, m_strversion, k_strversion);
m_filename, m_strversion, uts_info.release);
goto out;
}
}