[patch] kexec: potetially using uninitialized variable

[Dan Carpenter]

At the end of the function we check if "ret" has a negative error code,
but it seems possible that it is uninitialized.

Fixes: 12db5562e035 ('kexec: load and relocate purgatory at kernel load time')
Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>

diff --git a/kernel/kexec_file.c b/kernel/kexec_file.c
index 503bc2d..63d1af3 100644
--- a/kernel/kexec_file.c
+++ b/kernel/kexec_file.c
@@ -795,7 +795,7 @@ out:
 
 static int kexec_apply_relocations(struct kimage *image)
 {
-       int i, ret;
+       int i, ret = 0;
        struct purgatory_info *pi = &image->purgatory_info;
        Elf_Shdr *sechdrs = pi->sechdrs;