From: Gu Zheng <guz.fnst@cn.fujitsu.com>
To: Kim <jaegeuk.kim@samsung.com>
Cc: f2fs <linux-f2fs-devel@lists.sourceforge.net>,
linux-kernel <linux-kernel@vger.kernel.org>,
fsdevel <linux-fsdevel@vger.kernel.org>
Subject: [PATCH] f2fs: use strncasecmp() simplify the string comparison
Date: Thu, 22 Aug 2013 18:11:25 +0800 [thread overview]
Message-ID: <5215E3CD.5000903@cn.fujitsu.com> (raw)
Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
---
fs/f2fs/namei.c | 12 +-----------
1 files changed, 1 insertions(+), 11 deletions(-)
diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index 4e47518..106c0b4 100644
--- a/fs/f2fs/namei.c
+++ b/fs/f2fs/namei.c
@@ -83,21 +83,11 @@ static int is_multimedia_file(const unsigned char *s, const char *sub)
{
size_t slen = strlen(s);
size_t sublen = strlen(sub);
- int ret;
if (sublen > slen)
return 0;
- ret = memcmp(s + slen - sublen, sub, sublen);
- if (ret) { /* compare upper case */
- int i;
- char upper_sub[8];
- for (i = 0; i < sublen && i < sizeof(upper_sub); i++)
- upper_sub[i] = toupper(sub[i]);
- return !memcmp(s + slen - sublen, upper_sub, sublen);
- }
-
- return !ret;
+ return !strncasecmp(s + slen - sublen, sub, sublen);
}
/*
--
1.7.7
reply other threads:[~2013-08-22 10:11 UTC|newest]
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