diff options
| author | Robert Jarzmik <rjarzmik@free.fr> | 2008-07-22 09:39:00 +0200 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2008-07-25 09:53:03 -0400 |
| commit | 7b2491911540e4904498622fbee2e1a9e3120d2f (patch) | |
| tree | 30d3b76c3073e37a7034a71cc18ec8ff5ad73ba2 /drivers/mtd/maps/physmap.c | |
| parent | 998453fbf2e0709bf65ac419718ad284401b2b4f (diff) | |
[MTD] physmap: Fix suspend/resume/shutdown bugs.
Don't call suspend/resume functions if they have not been
defined.
Signed-off-by: Robert Jarzmik <rjarzmik@free.fr>
Acked-By: Jörn Engel <joern@logfs.org>
Signed-off-by: Uwe Kleine-König <Uwe.Kleine-Koenig@digi.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/maps/physmap.c')
| -rw-r--r-- | drivers/mtd/maps/physmap.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/mtd/maps/physmap.c b/drivers/mtd/maps/physmap.c index 1f6b9066b63e..7c8cdf49deb6 100644 --- a/drivers/mtd/maps/physmap.c +++ b/drivers/mtd/maps/physmap.c @@ -201,7 +201,8 @@ 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++) - ret |= info->mtd[i]->suspend(info->mtd[i]); + if (info->mtd[i]->suspend) + ret |= info->mtd[i]->suspend(info->mtd[i]); return ret; } @@ -212,7 +213,8 @@ static int physmap_flash_resume(struct platform_device *dev) int i; for (i = 0; i < MAX_RESOURCES && info->mtd[i]; i++) - info->mtd[i]->resume(info->mtd[i]); + if (info->mtd[i]->resume) + info->mtd[i]->resume(info->mtd[i]); return 0; } @@ -223,8 +225,9 @@ 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]) == 0) - info->mtd[i]->resume(info->mtd[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]); } #else #define physmap_flash_suspend NULL |