Fix issues detected by static analysis tool

[platform/upstream/libxkbcommon.git] / src / scanner-utils.h

diff --git a/src/scanner-utils.h b/src/scanner-utils.h
index e6cd192..3be8392 100644 (file)
--- a/src/scanner-utils.h
+++ b/src/scanner-utils.h
@@ -203,14 +203,13 @@ static inline bool
 scanner_hex(struct scanner *s, uint8_t *out)
 {
     int i;
-    unsigned int result = 0;
     for (i = 0, *out = 0; is_xdigit(scanner_peek(s)) && i < 2; i++) {
         const char c = scanner_next(s);
         const char offset = (c >= '0' && c <= '9' ? '0' :
                              c >= 'a' && c <= 'f' ? 'a' - 10 : 'A' - 10);
 
-        result = *out * 16 + c - offset;
-        *out = (uint8_t)result;
+        if (*out * 16 + c >= offset)
+            *out = *out * 16 + c - offset;
     }
     return i > 0;
 }