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| author | Heinrich Schuchardt <heinrich.schuchardt@canonical.com> | 2023-04-01 08:09:34 +0200 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2023-04-06 19:10:08 -0400 |
| commit | 686e9ef60598da2e75730c0861b5b2d6ac7f2493 (patch) | |
| tree | aef0b17d3848465572415f9438801c6da7f83792 /tools | |
| parent | aeb40f1166e072856f865d26d42a4bea1ec3a514 (diff) | |
| download | u-boot-686e9ef60598da2e75730c0861b5b2d6ac7f2493.tar.gz | |
tools: avoid implicit fallthrough in fdt_add_pubkey
When building with -Wimplicit-fallthrough we get a warning
tools/fdt_add_pubkey.c:52:25: warning:
this statement may fall through [-Wimplicit-fallthrough=]
52 | print_help();
|
Explicitly declare which functions don't return.
Fixes: 30238e99619c ("tools: add fdt_add_pubkey")
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/fdt_add_pubkey.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/fdt_add_pubkey.c b/tools/fdt_add_pubkey.c index 999f5a7e83..5582d7a8ef 100644 --- a/tools/fdt_add_pubkey.c +++ b/tools/fdt_add_pubkey.c @@ -10,7 +10,7 @@ static const char *keyname = "key"; /* -n <keyname> */ static const char *require_keys; /* -r <conf|image> */ static const char *keydest; /* argv[n] */ -static void print_usage(const char *msg) +static void __attribute__((__noreturn__)) print_usage(const char *msg) { fprintf(stderr, "Error: %s\n", msg); fprintf(stderr, "Usage: %s [-a <algo>] [-k <keydir>] [-n <keyname>] [-r <conf|image>]" @@ -19,7 +19,7 @@ static void print_usage(const char *msg) exit(EXIT_FAILURE); } -static void print_help(void) +static void __attribute__((__noreturn__)) print_help(void) { fprintf(stderr, "Options:\n" "\t-a <algo> Cryptographic algorithm. Optional parameter, default value: sha1,rsa2048\n" |