x86/boot: Remove redundant initialization of the 'delta' variable in strcmp()

The 'delta' variable is zero-initialized, but never
read before the real initialization happens.

The assignment is redundant and can be removed.

Signed-off-by: Colin Ian King <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
Link: https://lore.kernel.org/r/[email protected]

diff --git a/arch/x86/boot/string.c b/arch/x86/boot/string.c
index 1c8541ae3b3ac8d69c6afc8a0d01d81aaa0356e1..c23f3b9c84fe9cd467faa12dccf136430fd9384a 100644 (file)
--- a/arch/x86/boot/string.c
+++ b/arch/x86/boot/string.c
@@ -49,7 +49,7 @@ int strcmp(const char *str1, const char *str2)
 {
        const unsigned char *s1 = (const unsigned char *)str1;
        const unsigned char *s2 = (const unsigned char *)str2;
-       int delta = 0;
+       int delta;
 
        while (*s1 || *s2) {
                delta = *s1 - *s2;