Commit f33570fd authored Jun 04, 2020 by Andy Shevchenko Committed by Harshit Jain Nov 13, 2023

BACKPORT: zcomp: Use ARRAY_SIZE() for backends list



Instead of keeping NULL terminated array switch to use ARRAY_SIZE()
which helps to further clean up.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Minchan Kim <minchan@kernel.org>
Cc: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: http://lkml.kernel.org/r/20200508100758.51644-1-andriy.shevchenko@linux.intel.com


Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Change-Id: Ie21e77b081a2c261370848749b83e75c3c5d67d8
Signed-off-by: UtsavBalar1231 <utsavbalar1231@gmail.com>

parent fb3d7fc9

drivers/block/zram/zcomp.c

+3 −4

Original line number	Diff line number	Diff line
		@@ -35,7 +35,6 @@ static const char * const backends[] = {
		#if IS_ENABLED(CONFIG_CRYPTO_ZSTD)
		"zstd",
		#endif
		NULL
		};

		static void zcomp_strm_free(struct zcomp_strm *zstrm)
		@@ -73,7 +72,7 @@ bool zcomp_available_algorithm(const char *comp)
		{
		int i;

		i = __sysfs_match_string(backends, -1, comp);
		i = sysfs_match_string(backends, comp);
		if (i >= 0)
		return true;

		@@ -92,9 +91,9 @@ ssize_t zcomp_available_show(const char comp, char buf)
		{
		bool known_algorithm = false;
		ssize_t sz = 0;
		int i = 0;
		int i;

		for (; backends[i]; i++) {
		for (i = 0; i < ARRAY_SIZE(backends); i++) {
		if (!strcmp(comp, backends[i])) {
		known_algorithm = true;
		sz += scnprintf(buf + sz, PAGE_SIZE - sz - 2,