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--- busybox-1.20.2/libbb/kernel_version.c
+++ busybox-1.20.2-kernel_ver/libbb/kernel_version.c
@@ -20,18 +20,15 @@
int FAST_FUNC get_linux_version_code(void)
{
struct utsname name;
- char *s;
+ char *s, *t;
int i, r;
- if (uname(&name) == -1) {
- bb_perror_msg("can't get system information");
- return 0;
- }
-
+ uname(&name); /* never fails */
s = name.release;
r = 0;
for (i = 0; i < 3; i++) {
- r = r * 256 + atoi(strtok(s, "."));
+ t = strtok(s, ".");
+ r = r * 256 + (t ? atoi(t) : 0);
s = NULL;
}
return r;
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