1 files changed, 1 insertions, 1 deletions

diff --git a/arch/x86/boot/compressed/relocs.c b/arch/x86/boot/compressed/relocs.c
index d01ea42187e6..edaadea90aaf 100644
--- a/arch/x86/boot/compressed/relocs.c
+++ b/arch/x86/boot/compressed/relocs.c
@@ -191,7 +191,7 @@ static void read_ehdr(FILE *fp)
                 die("Cannot read ELF header: %s\n",
                         strerror(errno));
         }
-        if (memcmp(ehdr.e_ident, ELFMAG, 4) != 0) {
+        if (memcmp(ehdr.e_ident, ELFMAG, SELFMAG) != 0) {
                 die("No ELF magic\n");
         }
         if (ehdr.e_ident[EI_CLASS] != ELFCLASS32) {