diff mbox series

[net-next,v3,07/10] ipv6: partially inline fl6_update_dst()

Message ID 149e1cc1fea227e687ab63c2f33a7b314ecb91f0.1652368648.git.asml.silence@gmail.com (mailing list archive)
State Changes Requested
Delegated to: Netdev Maintainers
Headers show
Series UDP/IPv6 refactoring | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 2101 this patch: 2101
netdev/cc_maintainers warning 1 maintainers not CCed: yoshfuji@linux-ipv6.org
netdev/build_clang success Errors and warnings before: 568 this patch: 568
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 2226 this patch: 2226
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 52 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Pavel Begunkov May 13, 2022, 3:26 p.m. UTC 
fl6_update_dst() doesn't do anything when there are no opts passed.
Inline the null checking part.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
---
 include/net/ipv6.h | 15 ++++++++++++---
 net/ipv6/exthdrs.c | 15 ++++++---------
 2 files changed, 18 insertions(+), 12 deletions(-)
diff mbox series

Patch

diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index 30a3447e34b4..b9848fcd6954 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -1094,9 +1094,18 @@  int ipv6_find_hdr(const struct sk_buff *skb, unsigned int *offset, int target,
 
 int ipv6_find_tlv(const struct sk_buff *skb, int offset, int type);
 
-struct in6_addr *fl6_update_dst(struct flowi6 *fl6,
-				const struct ipv6_txoptions *opt,
-				struct in6_addr *orig);
+struct in6_addr *__fl6_update_dst(struct flowi6 *fl6,
+				  const struct ipv6_txoptions *opt,
+				  struct in6_addr *orig);
+
+static inline struct in6_addr *fl6_update_dst(struct flowi6 *fl6,
+					      const struct ipv6_txoptions *opt,
+					      struct in6_addr *orig)
+{
+	if (!opt || !opt->srcrt)
+		return NULL;
+	return __fl6_update_dst(fl6, opt, orig);
+}
 
 /*
  *	socket options (ipv6_sockglue.c)
diff --git a/net/ipv6/exthdrs.c b/net/ipv6/exthdrs.c
index a8d961d3a477..d02c27d4f2c2 100644
--- a/net/ipv6/exthdrs.c
+++ b/net/ipv6/exthdrs.c
@@ -1367,8 +1367,8 @@  struct ipv6_txoptions *__ipv6_fixup_options(struct ipv6_txoptions *opt_space,
 EXPORT_SYMBOL_GPL(__ipv6_fixup_options);
 
 /**
- * fl6_update_dst - update flowi destination address with info given
- *                  by srcrt option, if any.
+ * __fl6_update_dst - update flowi destination address with info given
+ *                    by srcrt option.
  *
  * @fl6: flowi6 for which daddr is to be updated
  * @opt: struct ipv6_txoptions in which to look for srcrt opt
@@ -1377,13 +1377,10 @@  EXPORT_SYMBOL_GPL(__ipv6_fixup_options);
  * Returns NULL if no txoptions or no srcrt, otherwise returns orig
  * and initial value of fl6->daddr set in orig
  */
-struct in6_addr *fl6_update_dst(struct flowi6 *fl6,
-				const struct ipv6_txoptions *opt,
-				struct in6_addr *orig)
+struct in6_addr *__fl6_update_dst(struct flowi6 *fl6,
+				  const struct ipv6_txoptions *opt,
+				  struct in6_addr *orig)
 {
-	if (!opt || !opt->srcrt)
-		return NULL;
-
 	*orig = fl6->daddr;
 
 	switch (opt->srcrt->type) {
@@ -1405,4 +1402,4 @@  struct in6_addr *fl6_update_dst(struct flowi6 *fl6,
 
 	return orig;
 }
-EXPORT_SYMBOL_GPL(fl6_update_dst);
+EXPORT_SYMBOL_GPL(__fl6_update_dst);