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authorPaul Mundt <lethal@linux-sh.org>2012-01-09 11:12:55 +0900
committerPaul Mundt <lethal@linux-sh.org>2012-01-09 11:12:55 +0900
commitca371d2854d48c0c22e7aa031df182f96dc85820 (patch)
tree1c62be8b4da0bfc82fa7ffa1ad5b0e958266cbd1 /lib/vsprintf.c
parent0d376945d0bc0a8f8e00861d506b10e42e8af372 (diff)
parenta0e86bd4252519321b0d102dc4ed90557aa7bee9 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into sh-latest
Conflicts: arch/arm/mach-shmobile/clock-sh73a0.c Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'lib/vsprintf.c')
-rw-r--r--lib/vsprintf.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 993599e66e5..8e75003d62f 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -777,6 +777,18 @@ char *uuid_string(char *buf, char *end, const u8 *addr,
return string(buf, end, uuid, spec);
}
+static
+char *netdev_feature_string(char *buf, char *end, const u8 *addr,
+ struct printf_spec spec)
+{
+ spec.flags |= SPECIAL | SMALL | ZEROPAD;
+ if (spec.field_width == -1)
+ spec.field_width = 2 + 2 * sizeof(netdev_features_t);
+ spec.base = 16;
+
+ return number(buf, end, *(const netdev_features_t *)addr, spec);
+}
+
int kptr_restrict __read_mostly;
/*
@@ -824,6 +836,7 @@ int kptr_restrict __read_mostly;
* Do not use this feature without some mechanism to verify the
* correctness of the format string and va_list arguments.
* - 'K' For a kernel pointer that should be hidden from unprivileged users
+ * - 'NF' For a netdev_features_t
*
* Note: The difference between 'S' and 'F' is that on ia64 and ppc64
* function pointers are really function descriptors, which contain a
@@ -896,6 +909,12 @@ char *pointer(const char *fmt, char *buf, char *end, void *ptr,
has_capability_noaudit(current, CAP_SYSLOG))))
ptr = NULL;
break;
+ case 'N':
+ switch (fmt[1]) {
+ case 'F':
+ return netdev_feature_string(buf, end, ptr, spec);
+ }
+ break;
}
spec.flags |= SMALL;
if (spec.field_width == -1) {