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authorRasmus Villemoes <linux@rasmusvillemoes.dk>2014-10-13 15:54:31 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-10-14 02:18:24 +0200
commit18082746a28588f94496f2daa050c11decb54179 (patch)
treea8516e974b019eb53bd30e21c6e223d73c1d597e /net/netfilter/nf_conntrack_ftp.c
parent2bebf5cb4ea12164e7b15755baf423651e271146 (diff)
netfilter: replace strnicmp with strncasecmp
The kernel used to contain two functions for length-delimited, case-insensitive string comparison, strnicmp with correct semantics and a slightly buggy strncasecmp. The latter is the POSIX name, so strnicmp was renamed to strncasecmp, and strnicmp made into a wrapper for the new strncasecmp to avoid breaking existing users. To allow the compat wrapper strnicmp to be removed at some point in the future, and to avoid the extra indirection cost, do s/strnicmp/strncasecmp/g. Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk> Cc: "David S. Miller" <davem@davemloft.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'net/netfilter/nf_conntrack_ftp.c')
-rw-r--r--net/netfilter/nf_conntrack_ftp.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/netfilter/nf_conntrack_ftp.c b/net/netfilter/nf_conntrack_ftp.c
index b8a0924064ef..b666959f17c0 100644
--- a/net/netfilter/nf_conntrack_ftp.c
+++ b/net/netfilter/nf_conntrack_ftp.c
@@ -304,12 +304,12 @@ static int find_pattern(const char *data, size_t dlen,
if (dlen <= plen) {
/* Short packet: try for partial? */
- if (strnicmp(data, pattern, dlen) == 0)
+ if (strncasecmp(data, pattern, dlen) == 0)
return -1;
else return 0;
}
- if (strnicmp(data, pattern, plen) != 0) {
+ if (strncasecmp(data, pattern, plen) != 0) {
#if 0
size_t i;