[PATCH v10 03/19] zram: remove unused crypto include

From: Sergey Senozhatsky
Date: Sun Mar 02 2025 - 21:25:25 EST


We stopped using crypto API (for the time being), so remove
its include and replace CRYPTO_MAX_ALG_NAME with a local
define.

Signed-off-by: Sergey Senozhatsky <senozhatsky@xxxxxxxxxxxx>
---
drivers/block/zram/zcomp.c | 1 -
drivers/block/zram/zram_drv.c | 4 +++-
drivers/block/zram/zram_drv.h | 1 -
3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/block/zram/zcomp.c b/drivers/block/zram/zcomp.c
index 53e4c37441be..cfdde2e0748a 100644
--- a/drivers/block/zram/zcomp.c
+++ b/drivers/block/zram/zcomp.c
@@ -7,7 +7,6 @@
#include <linux/wait.h>
#include <linux/sched.h>
#include <linux/cpuhotplug.h>
-#include <linux/crypto.h>
#include <linux/vmalloc.h>

#include "zcomp.h"
diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index dd669d48ae6f..248dab7cc7f4 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -44,6 +44,8 @@ static DEFINE_MUTEX(zram_index_mutex);
static int zram_major;
static const char *default_compressor = CONFIG_ZRAM_DEF_COMP;

+#define ZRAM_MAX_ALGO_NAME_SZ 128
+
/* Module params (documentation at end) */
static unsigned int num_devices = 1;
/*
@@ -1148,7 +1150,7 @@ static int __comp_algorithm_store(struct zram *zram, u32 prio, const char *buf)
size_t sz;

sz = strlen(buf);
- if (sz >= CRYPTO_MAX_ALG_NAME)
+ if (sz >= ZRAM_MAX_ALGO_NAME_SZ)
return -E2BIG;

compressor = kstrdup(buf, GFP_KERNEL);
diff --git a/drivers/block/zram/zram_drv.h b/drivers/block/zram/zram_drv.h
index c804f78a7fa8..7c11f9dab335 100644
--- a/drivers/block/zram/zram_drv.h
+++ b/drivers/block/zram/zram_drv.h
@@ -17,7 +17,6 @@

#include <linux/rwsem.h>
#include <linux/zsmalloc.h>
-#include <linux/crypto.h>

#include "zcomp.h"

--
2.48.1.711.g2feabab25a-goog