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Check exit value for snprintf where it makes sense.

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This commit is contained in:
Milan Broz
2021-05-18 21:41:42 +02:00
parent 280c821b9b
commit df8135dfdf
16 changed files with 96 additions and 40 deletions
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8
lib/luks2/luks2_json_format.c
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@@ -216,7 +216,7 @@ int LUKS2_generate_hdr(
struct json_object *jobj_segment, *jobj_integrity, *jobj_keyslots, *jobj_segments, *jobj_config;
char cipher[128];
uuid_t partitionUuid;
int digest;
int r, digest;
uint64_t mdev_size;
if (!metadata_size)
@@ -290,9 +290,11 @@ int LUKS2_generate_hdr(
uuid_unparse(partitionUuid, hdr->uuid);
if (*cipherMode != '\0')
snprintf(cipher, sizeof(cipher), "%s-%s", cipherName, cipherMode);
r = snprintf(cipher, sizeof(cipher), "%s-%s", cipherName, cipherMode);
else
snprintf(cipher, sizeof(cipher), "%s", cipherName);
r = snprintf(cipher, sizeof(cipher), "%s", cipherName);
if (r < 0 || (size_t)r >= sizeof(cipher))
return -EINVAL;
hdr->jobj = json_object_new_object();