pstore: Fix typo in compression option name

Both pstore_compress() and decompress_record() use a mistyped config
option name ("PSTORE_COMPRESSION" instead of "PSTORE_COMPRESS"). As
a result compression and decompression of pstore records was always
disabled.

Use the correct config option name.

Signed-off-by: Jiri Bohac <[email protected]>
Fixes: fd49e03 ("pstore: Fix linking when crypto API disabled")
Acked-by: Matteo Croce <[email protected]>
Signed-off-by: Kees Cook <[email protected]>
Cc: [email protected]
Link: https://lore.kernel.org/r/[email protected]

Author: jiribohac

fs/pstore/platform.c

@@ -269,7 +269,7 @@ static int pstore_compress(const void *in, void *out,
 {
 	int ret;
 
-	if (!IS_ENABLED(CONFIG_PSTORE_COMPRESSION))
+	if (!IS_ENABLED(CONFIG_PSTORE_COMPRESS))
 		return -EINVAL;
 
 	ret = crypto_comp_compress(tfm, in, inlen, out, &outlen);
@@ -671,7 +671,7 @@ static void decompress_record(struct pstore_record *record)
 	int unzipped_len;
 	char *unzipped, *workspace;
 
-	if (!IS_ENABLED(CONFIG_PSTORE_COMPRESSION) || !record->compressed)
+	if (!IS_ENABLED(CONFIG_PSTORE_COMPRESS) || !record->compressed)
 		return;
 
 	/* Only PSTORE_TYPE_DMESG support compression. */