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ima-evm-utils: Fix reading of sigfile

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Fix reading of detached IMA signature (--sigfile). Error message:

  Reading to sha1.txt.sig
  Failed to fread 147 bytes: sha1.txt.sig
  Failed reading: sha1.txt

Reported-by: Mimi Zohar <zohar@linux.ibm.com>
Fixes: 08a51e7460fd ("ima-evm-utils: Fix file2bin stat and fopen relations")
Signed-off-by: Vitaly Chikunov <vt@altlinux.org>
Reviewed-by: Lakshmi Ramasubramanian <nramas@linux.microsoft.com>
Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>
(cherry picked from commit 19b77c866738ca0718232348edf56259071db7cf)
This commit is contained in:
Vitaly Chikunov 2020-09-12 22:36:13 +03:00 committed by Mimi Zohar
parent 97b912a727
commit f27e2f7d99
1 changed files with 1 additions and 1 deletions
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src/evmctl.c
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@ -221,7 +221,7 @@ static unsigned char *file2bin(const char *file, const char *ext, int *size)
fclose(fp);
return NULL;
}
if (fread(data, len, 1, fp) != len) {
if (fread(data, len, 1, fp) != 1) {
log_err("Failed to fread %zu bytes: %s\n", len, name);
fclose(fp);
free(data);