Commit:     8f789c48448aed74fe1c07af76de8f04adacec7d
Parent:     988d0093f9cb2bf27c299e373f9cbaac47dab2c1
Author:     David S. Miller <[EMAIL PROTECTED]>
AuthorDate: Mon Feb 18 16:50:22 2008 -0800
Committer:  David S. Miller <[EMAIL PROTECTED]>
CommitDate: Mon Feb 18 16:50:22 2008 -0800

    [NET]: Elminate spurious print_mac() calls.
    Patrick McHardy notes that print_mac() can get invoked
    even if the result it unused (f.e. as an argument to
    pr_debug() when DEBUG is not defined).
    Mark this function as "__pure" to eliminate this problem.
    Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
 include/linux/if_ether.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/include/linux/if_ether.h b/include/linux/if_ether.h
index 7a1e011..42dc6a3 100644
--- a/include/linux/if_ether.h
+++ b/include/linux/if_ether.h
@@ -129,7 +129,7 @@ extern ssize_t sysfs_format_mac(char *buf, const unsigned 
char *addr, int len);
  *     Display a 6 byte device address (MAC) in a readable format.
-extern char *print_mac(char *buf, const unsigned char *addr);
+extern __pure char *print_mac(char *buf, const unsigned char *addr);
 #define MAC_BUF_SIZE   18
 #define DECLARE_MAC_BUF(var) char var[MAC_BUF_SIZE] __maybe_unused
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