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Commit 7b249191 authored by Robert Jarzmik's avatar Robert Jarzmik Committed by David Woodhouse
Browse files

[MTD] physmap: Fix suspend/resume/shutdown bugs. 



Don't call suspend/resume functions if they have not been
defined.

Signed-off-by: default avatarRobert Jarzmik <rjarzmik@free.fr>
Acked-By: default avatarJörn Engel <joern@logfs.org>
Signed-off-by: default avatarUwe Kleine-König <Uwe.Kleine-Koenig@digi.com>
Signed-off-by: default avatarDavid Woodhouse <David.Woodhouse@intel.com>
parent 998453fb

drivers/mtd/maps/physmap.c

+7 −4
Original line number Diff line number Diff line
@@ -201,6 +201,7 @@ static int physmap_flash_suspend(struct platform_device *dev, pm_message_t state 
	int i;



	for (i = 0; i < MAX_RESOURCES && info->mtd[i]; i++)

		if (info->mtd[i]->suspend)

			ret |= info->mtd[i]->suspend(info->mtd[i]);



	return ret;
@@ -212,6 +213,7 @@ static int physmap_flash_resume(struct platform_device *dev) 
	int i;



	for (i = 0; i < MAX_RESOURCES && info->mtd[i]; i++)

		if (info->mtd[i]->resume)

			info->mtd[i]->resume(info->mtd[i]);



	return 0;
@@ -223,6 +225,7 @@ static void physmap_flash_shutdown(struct platform_device *dev) 
	int i;



	for (i = 0; i < MAX_RESOURCES && info->mtd[i]; i++)

		if (info->mtd[i]->suspend && info->mtd[i]->resume)

			if (info->mtd[i]->suspend(info->mtd[i]) == 0)

				info->mtd[i]->resume(info->mtd[i]);

}