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| author | Lucas Stach <l.stach@pengutronix.de> | 2015-09-09 10:38:06 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2015-09-14 07:59:11 +0200 |
| commit | 342891feed84ac59ee1fc86b9d75a44c923f2f79 (patch) | |
| tree | 62c4f0b63f0552f3573c02bf5c577d669fa711e4 /common/password.c | |
| parent | 15c41beb5b7ad103db137c2e8786d28a46cbb818 (diff) | |
| download | barebox-342891feed84ac59ee1fc86b9d75a44c923f2f79.tar.gz barebox-342891feed84ac59ee1fc86b9d75a44c923f2f79.tar.xz | |
passwd: avoid NULL ptr usage
Fixes
common/password.c: In function 'check_passwd':
common/password.c:292:4: warning: reading through null pointer (argument 3)
pr_err("No such digest: %s\n", PASSWD_SUM);
if no algo is enabled in which case PASSWD_SUM is defined to NULL.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'common/password.c')
| -rw-r--r-- | common/password.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/common/password.c b/common/password.c index 43c5e0cc0e..b5b7655a64 100644 --- a/common/password.c +++ b/common/password.c @@ -289,7 +289,8 @@ static int check_passwd(unsigned char *passwd, size_t length) } else { d = digest_alloc(PASSWD_SUM); if (!d) { - pr_err("No such digest: %s\n", PASSWD_SUM); + pr_err("No such digest: %s\n", + PASSWD_SUM ? PASSWD_SUM : "NULL"); return -ENOENT; } |