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OMAP2+: PM: SmartReflex: fix memory leaks in Smartreflex driver 

This Patch frees all the dynamically allocated memory
which couldn't have been released in some error hitting cases.

Signed-off-by: Shweta Gulati <shweta.gulati@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
This commit is contained in:
Shweta Gulati 2011-02-15 13:40:30 +05:30 committed by Kevin Hilman
parent 865212abb5
commit b3329a33b5
1 changed files with 12 additions and 6 deletions
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18
arch/arm/mach-omap2/smartreflex.c
View File

@ -282,6 +282,7 @@ error:
dev_err(&sr_info->pdev->dev, "%s: ERROR in registering" dev_err(&sr_info->pdev->dev, "%s: ERROR in registering"
"interrupt handler. Smartreflex will" "interrupt handler. Smartreflex will"
"not function as desired\n", __func__); "not function as desired\n", __func__);
kfree(name);
kfree(sr_info); kfree(sr_info);
return ret; return ret;
} }
@ -879,7 +880,7 @@ static int __init omap_sr_probe(struct platform_device *pdev)
ret = sr_late_init(sr_info); ret = sr_late_init(sr_info);
if (ret) { if (ret) {
pr_warning("%s: Error in SR late init\n", __func__); pr_warning("%s: Error in SR late init\n", __func__);
return ret; goto err_release_region;
} }
} }
@ -890,14 +891,17 @@ static int __init omap_sr_probe(struct platform_device *pdev)
* not try to create rest of the debugfs entries. * not try to create rest of the debugfs entries.
*/ */
vdd_dbg_dir = omap_voltage_get_dbgdir(sr_info->voltdm); vdd_dbg_dir = omap_voltage_get_dbgdir(sr_info->voltdm);
if (!vdd_dbg_dir) if (!vdd_dbg_dir) {
return -EINVAL; ret = -EINVAL;
goto err_release_region;
}
dbg_dir = debugfs_create_dir("smartreflex", vdd_dbg_dir); dbg_dir = debugfs_create_dir("smartreflex", vdd_dbg_dir);
if (IS_ERR(dbg_dir)) { if (IS_ERR(dbg_dir)) {
dev_err(&pdev->dev, "%s: Unable to create debugfs directory\n", dev_err(&pdev->dev, "%s: Unable to create debugfs directory\n",
__func__); __func__);
return PTR_ERR(dbg_dir); ret = PTR_ERR(dbg_dir);
goto err_release_region;
} }
(void) debugfs_create_file("autocomp", S_IRUGO | S_IWUSR, dbg_dir, (void) debugfs_create_file("autocomp", S_IRUGO | S_IWUSR, dbg_dir,
@ -913,7 +917,8 @@ static int __init omap_sr_probe(struct platform_device *pdev)
if (IS_ERR(nvalue_dir)) { if (IS_ERR(nvalue_dir)) {
dev_err(&pdev->dev, "%s: Unable to create debugfs directory" dev_err(&pdev->dev, "%s: Unable to create debugfs directory"
"for n-values\n", __func__); "for n-values\n", __func__);
return PTR_ERR(nvalue_dir); ret = PTR_ERR(nvalue_dir);
goto err_release_region;
} }
omap_voltage_get_volttable(sr_info->voltdm, &volt_data); omap_voltage_get_volttable(sr_info->voltdm, &volt_data);
@ -922,7 +927,8 @@ static int __init omap_sr_probe(struct platform_device *pdev)
" corresponding vdd vdd_%s. Cannot create debugfs" " corresponding vdd vdd_%s. Cannot create debugfs"
"entries for n-values\n", "entries for n-values\n",
__func__, sr_info->voltdm->name); __func__, sr_info->voltdm->name);
return -ENODATA; ret = -ENODATA;
goto err_release_region;
} }
for (i = 0; i < sr_info->nvalue_count; i++) { for (i = 0; i < sr_info->nvalue_count; i++) {