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authorJean Pihet <jean.pihet@newoldbits.com>2012-02-29 23:33:48 +0100
committerKevin Hilman <khilman@ti.com>2012-03-05 11:29:27 -0800
commit54b28cdfcd8ffc491733f97378ba5816385803fc (patch)
treec3b8d66f65af5219821db9834423c7030b956642
parentd617369219f136dc6e7923f573d826c7afb4b269 (diff)
downloadop-kernel-dev-54b28cdfcd8ffc491733f97378ba5816385803fc.zip
op-kernel-dev-54b28cdfcd8ffc491733f97378ba5816385803fc.tar.gz
ARM: OMAP3+: SmartReflex: fix the use of debugfs_create_* API
The debugfs_create_* API returns a return code or NULL in the return ptr in case of problem. Fix the smartreflex code to take this into account. Signed-off-by: Jean Pihet <j-pihet@ti.com> Reviewed-by: Kevin Hilman <khilman@ti.com> Signed-off-by: Kevin Hilman <khilman@ti.com>
-rw-r--r--arch/arm/mach-omap2/smartreflex.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/mach-omap2/smartreflex.c b/arch/arm/mach-omap2/smartreflex.c
index daf8053..f6b8f45 100644
--- a/arch/arm/mach-omap2/smartreflex.c
+++ b/arch/arm/mach-omap2/smartreflex.c
@@ -989,7 +989,7 @@ static int __init omap_sr_probe(struct platform_device *pdev)
dev_info(&pdev->dev, "%s: SmartReflex driver initialized\n", __func__);
if (!sr_dbg_dir) {
sr_dbg_dir = debugfs_create_dir("smartreflex", NULL);
- if (!sr_dbg_dir) {
+ if (IS_ERR_OR_NULL(sr_dbg_dir)) {
ret = PTR_ERR(sr_dbg_dir);
pr_err("%s:sr debugfs dir creation failed(%d)\n",
__func__, ret);
@@ -1006,7 +1006,7 @@ static int __init omap_sr_probe(struct platform_device *pdev)
}
sr_info->dbg_dir = debugfs_create_dir(name, sr_dbg_dir);
kfree(name);
- if (IS_ERR(sr_info->dbg_dir)) {
+ if (IS_ERR_OR_NULL(sr_info->dbg_dir)) {
dev_err(&pdev->dev, "%s: Unable to create debugfs directory\n",
__func__);
ret = PTR_ERR(sr_info->dbg_dir);
@@ -1023,7 +1023,7 @@ static int __init omap_sr_probe(struct platform_device *pdev)
&sr_info->err_minlimit);
nvalue_dir = debugfs_create_dir("nvalue", sr_info->dbg_dir);
- if (IS_ERR(nvalue_dir)) {
+ if (IS_ERR_OR_NULL(nvalue_dir)) {
dev_err(&pdev->dev, "%s: Unable to create debugfs directory"
"for n-values\n", __func__);
ret = PTR_ERR(nvalue_dir);
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