X86: uv: implement a gru_read_gpa kernel function

[pandora-kernel.git] / lib / string.c

diff --git a/lib/string.c b/lib/string.c
index e96421a..afce96a 100644 (file)
--- a/lib/string.c
+++ b/lib/string.c
@@ -338,20 +338,34 @@ EXPORT_SYMBOL(strnchr);
 #endif
 
 /**
- * strstrip - Removes leading and trailing whitespace from @s.
+ * skip_spaces - Removes leading whitespace from @s.
+ * @s: The string to be stripped.
+ *
+ * Returns a pointer to the first non-whitespace character in @s.
+ */
+char *skip_spaces(const char *str)
+{
+       while (isspace(*str))
+               ++str;
+       return (char *)str;
+}
+EXPORT_SYMBOL(skip_spaces);
+
+/**
+ * strim - Removes leading and trailing whitespace from @s.
  * @s: The string to be stripped.
  *
  * Note that the first trailing whitespace is replaced with a %NUL-terminator
  * in the given string @s. Returns a pointer to the first non-whitespace
  * character in @s.
  */
-char *strstrip(char *s)
+char *strim(char *s)
 {
        size_t size;
        char *end;
 
+       s = skip_spaces(s);
        size = strlen(s);
-
        if (!size)
                return s;
 
@@ -360,12 +374,9 @@ char *strstrip(char *s)
                end--;
        *(end + 1) = '\0';
 
-       while (*s && isspace(*s))
-               s++;
-
        return s;
 }
-EXPORT_SYMBOL(strstrip);
+EXPORT_SYMBOL(strim);
 
 #ifndef __HAVE_ARCH_STRLEN
 /**