openwrt/package/kernel/mac80211/patches/011-backport_strscpy.patch
Felix Fietkau 703515f889 mac80211: sync with master branch as of 9edff13abd
Includes the following changes:
9edff13abd mac80211: disable potentially harmful PS software retry for A-MPDU sessions
75216a76b0 mac80211: backport upstream fix for CSA in IBSS mode
368cc8ef47 mac80211: update brcmfmac backporting brcmf_err cleanups
66a63d25c4 mac80211: fix build on linux 3.18
9eacb9d7fc rt2x00: mt7620: lots of improvements
fd94fa61a7 mac80211: brcmfmac: update Raspberry Pi patches for linux 4.9
649e766a64 mac80211: update to wireless-testing 2017-01-31
47540afa5d ath9k: add a warning to the tx99 config option
b367eef21d mac80211: rt2x00: add support for external LNA on MT7620
9200e168f2 mac80211: move (& update) upstream accepted brcmfmac patches

Signed-off-by: Felix Fietkau <nbd@nbd.name>
2017-02-24 12:22:29 +01:00

44 lines
908 B
Diff

--- 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);