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| author | Pavan Savoy <pavan_savoy@ti.com> | 2010-09-10 15:58:55 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-09-16 12:54:45 -0700 |
| commit | dfb7ef7d84fa45270b0138dbe6ab4316b03cc724 (patch) | |
| tree | 82bff2fedc12739dcb87c8e10fa4b2b675ac8a7f | |
| parent | 48c51a8cf484c8d569f97050bbac493c5bc79c2f (diff) | |
| download | kernel_samsung_smdk4412-dfb7ef7d84fa45270b0138dbe6ab4316b03cc724.zip kernel_samsung_smdk4412-dfb7ef7d84fa45270b0138dbe6ab4316b03cc724.tar.gz kernel_samsung_smdk4412-dfb7ef7d84fa45270b0138dbe6ab4316b03cc724.tar.bz2 | |
staging: ti-st: fix kim platform device id
Platform devices tend to have id as -1 when only 1 device exist and
a value >=0 when multiple devices exist, since we plan to store all
these platform devices if multiple exist, there was a requirement to
have id to be >=0.
The patch fixes this problem.
Signed-off-by: Pavan Savoy <pavan_savoy@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/staging/ti-st/st_kim.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/staging/ti-st/st_kim.c b/drivers/staging/ti-st/st_kim.c index 9e99463..be18c7a 100644 --- a/drivers/staging/ti-st/st_kim.c +++ b/drivers/staging/ti-st/st_kim.c @@ -638,7 +638,14 @@ static int kim_probe(struct platform_device *pdev) long *gpios = pdev->dev.platform_data; struct kim_data_s *kim_gdata; - st_kim_devices[pdev->id] = pdev; + if ((pdev->id != -1) && (pdev->id < MAX_ST_DEVICES)) { + /* multiple devices could exist */ + st_kim_devices[pdev->id] = pdev; + } else { + /* platform's sure about existance of 1 device */ + st_kim_devices[0] = pdev; + } + kim_gdata = kzalloc(sizeof(struct kim_data_s), GFP_ATOMIC); if (!kim_gdata) { pr_err("no mem to allocate"); |