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authorJeremy Kerr <jk@ozlabs.org>2019-10-31 13:56:42 +0800
committerJeremy Kerr <jk@ozlabs.org>2019-11-29 13:54:10 +0800
commite558da19475d747e6f8e83d07305d35da33102f9 (patch)
treee8e8c28fb1334a62b30f807899a8fe62c9c34f75 /discover/grub2/builtins.c
parent3c818a27ddb6bbc71667c7f2ceb57be37b31bc6f (diff)
downloadtalos-petitboot-e558da19475d747e6f8e83d07305d35da33102f9.tar.gz
talos-petitboot-e558da19475d747e6f8e83d07305d35da33102f9.zip
discover/grub2: 'search' set-variable defaults to root
If no --set= argument is specified, default to the variable named 'root', as per current grub docs. Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Diffstat (limited to 'discover/grub2/builtins.c')
-rw-r--r--discover/grub2/builtins.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/discover/grub2/builtins.c b/discover/grub2/builtins.c
index 7e92299..3f09319 100644
--- a/discover/grub2/builtins.c
+++ b/discover/grub2/builtins.c
@@ -113,7 +113,7 @@ static int builtin_search(struct grub2_script *script,
const char *env_var, *spec;
int i;
- env_var = NULL;
+ env_var = "root";
for (i = 1; i < argc - 1; i++) {
if (!strncmp(argv[i], "--set=", strlen("--set="))) {
@@ -122,7 +122,7 @@ static int builtin_search(struct grub2_script *script,
}
}
- if (!env_var)
+ if (!strlen(env_var))
return 0;
spec = argv[argc - 1];
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