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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2014-10-13 15:55:31 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-10-14 02:18:27 +0200
commit50d5e53ddfc0d9cf4707d7d8e22624b26ab9114e (patch)
treea991e972da9e9b41ac27087eb7fef69e6b7eb927
parent068c11dac2a5df02c650b8511e10055c95073d5a (diff)
staging: rtl8192e: use %*pEn to escape buffer
Let's use kernel's native specifier to escape a buffer. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Cc: "John W . Linville" <linville@tuxdriver.com> Cc: Johannes Berg <johannes@sipsolutions.net> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Joe Perches <joe@perches.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/staging/rtl8192e/rtllib.h14
1 files changed, 1 insertions, 13 deletions
diff --git a/drivers/staging/rtl8192e/rtllib.h b/drivers/staging/rtl8192e/rtllib.h
index 91d35df286c3..2d82f8993ea1 100644
--- a/drivers/staging/rtl8192e/rtllib.h
+++ b/drivers/staging/rtl8192e/rtllib.h
@@ -2957,25 +2957,13 @@ extern inline int rtllib_get_scans(struct rtllib_device *ieee)
static inline const char *escape_essid(const char *essid, u8 essid_len)
{
static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
- const char *s = essid;
- char *d = escaped;
if (rtllib_is_empty_essid(essid, essid_len)) {
memcpy(escaped, "<hidden>", sizeof("<hidden>"));
return escaped;
}
- essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE);
- while (essid_len--) {
- if (*s == '\0') {
- *d++ = '\\';
- *d++ = '0';
- s++;
- } else {
- *d++ = *s++;
- }
- }
- *d = '\0';
+ snprintf(escaped, sizeof(escaped), "%*pEn", essid_len, essid);
return escaped;
}