Let's use kernel's native specifier to escape a buffer.
Signed-off-by: Andy Shevchenko <andriy.shevche...@linux.intel.com>
---
drivers/staging/rtl8192u/ieee80211/ieee80211.h | 14 +-------------
1 file changed, 1 insertion(+), 13 deletions(-)
diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211.h
b/drivers/staging/rtl8192u/ieee80211/ieee80211.h
index c118551..078333b 100644
--- a/drivers/staging/rtl8192u/ieee80211/ieee80211.h
+++ b/drivers/staging/rtl8192u/ieee80211/ieee80211.h
@@ -2580,25 +2580,13 @@ static inline int ieee80211_get_scans(struct
ieee80211_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 (ieee80211_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;
}
--
2.1.0
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