aboutsummaryrefslogtreecommitdiffstats
path: root/package/kernel/mac80211/patches
diff options
context:
space:
mode:
authorFelix Fietkau <nbd@nbd.name>2017-02-09 14:12:54 +0100
committerFelix Fietkau <nbd@nbd.name>2017-02-09 14:22:26 +0100
commit66a63d25c4e6fd89975e79091997dcc70cfb6171 (patch)
treef125c0ddba6db273ae73a4f34c5d164f60e7783c /package/kernel/mac80211/patches
parent3cd7f43017b1daf39793b3f97bc1c8c7e7f67ef2 (diff)
downloadupstream-66a63d25c4e6fd89975e79091997dcc70cfb6171.tar.gz
upstream-66a63d25c4e6fd89975e79091997dcc70cfb6171.tar.bz2
upstream-66a63d25c4e6fd89975e79091997dcc70cfb6171.zip
mac80211: fix build on linux 3.18
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'package/kernel/mac80211/patches')
-rw-r--r--package/kernel/mac80211/patches/011-backport_strscpy.patch43
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);