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Proper handle error in device block get.

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This commit is contained in:
Milan Broz
2012-08-28 13:30:17 +02:00
parent 6874f564c1
commit 1685aa5978
1 changed files with 4 additions and 1 deletions
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5
lib/luks1/keyencryption.c
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@@ -110,9 +110,12 @@ static int LUKS_endec_template(char *src, size_t srcLength,
int r = -1; int r = -1;
int bsize = device_block_size(crypt_metadata_device(ctx)); int bsize = device_block_size(crypt_metadata_device(ctx));
if (bsize <= 0)
return -EINVAL;
if(dmDir == NULL) { if(dmDir == NULL) {
log_err(ctx, _("Failed to obtain device mapper directory.")); log_err(ctx, _("Failed to obtain device mapper directory."));
return -1; return -EINVAL;
} }
if(asprintf(&name,"temporary-cryptsetup-%d",getpid()) == -1 || if(asprintf(&name,"temporary-cryptsetup-%d",getpid()) == -1 ||
asprintf(&fullpath,"%s/%s",dmDir,name) == -1 || asprintf(&fullpath,"%s/%s",dmDir,name) == -1 ||