diff options
Diffstat (limited to 'package/kernel/mac80211/patches/011-backport_strscpy.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/011-backport_strscpy.patch | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/011-backport_strscpy.patch b/package/kernel/mac80211/patches/011-backport_strscpy.patch new file mode 100644 index 0000000000..c8e26c46f2 --- /dev/null +++ b/package/kernel/mac80211/patches/011-backport_strscpy.patch @@ -0,0 +1,43 @@ +--- a/backport-include/linux/string.h ++++ b/backport-include/linux/string.h +@@ -25,4 +25,8 @@ extern void *memdup_user_nul(const void + void memzero_explicit(void *s, size_t count); + #endif + ++#if (LINUX_VERSION_CODE < KERNEL_VERSION(4,3,0)) ++ssize_t strscpy(char *dest, const char *src, size_t count); ++#endif ++ + #endif /* __BACKPORT_LINUX_STRING_H */ +--- a/compat/backport-4.3.c ++++ b/compat/backport-4.3.c +@@ -57,3 +57,29 @@ void seq_hex_dump(struct seq_file *m, co + } + } + EXPORT_SYMBOL_GPL(seq_hex_dump); ++ ++ssize_t strscpy(char *dest, const char *src, size_t count) ++{ ++ long res = 0; ++ ++ if (count == 0) ++ return -E2BIG; ++ ++ while (count) { ++ char c; ++ ++ c = src[res]; ++ dest[res] = c; ++ if (!c) ++ return res; ++ res++; ++ count--; ++ } ++ ++ /* Hit buffer length without finding a NUL; force NUL-termination. */ ++ if (res) ++ dest[res-1] = '\0'; ++ ++ return -E2BIG; ++} ++EXPORT_SYMBOL_GPL(strscpy); |