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| author | Joel Becker <joel.becker@oracle.com> | 2010-10-15 13:03:09 -0700 |
|---|---|---|
| committer | Joel Becker <joel.becker@oracle.com> | 2010-10-15 13:03:09 -0700 |
| commit | fc3718918f13ad72827d62d36ea0f5fb55090644 (patch) | |
| tree | 4f9551256e02d08be37bab137f3d94182a67504c /drivers/acpi/apei/erst-dbg.c | |
| parent | 7bdb0d18bfd381cc5491eb95973ec5604b356c7e (diff) | |
| parent | d4396eafe402b710a8535137b3bf2abe6c059a15 (diff) | |
| download | kernel_samsung_tuna-fc3718918f13ad72827d62d36ea0f5fb55090644.zip kernel_samsung_tuna-fc3718918f13ad72827d62d36ea0f5fb55090644.tar.gz kernel_samsung_tuna-fc3718918f13ad72827d62d36ea0f5fb55090644.tar.bz2 | |
Merge branch 'globalheartbeat-2' of git://oss.oracle.com/git/smushran/linux-2.6 into ocfs2-merge-window
Conflicts:
fs/ocfs2/ocfs2.h
Diffstat (limited to 'drivers/acpi/apei/erst-dbg.c')
| -rw-r--r-- | drivers/acpi/apei/erst-dbg.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/acpi/apei/erst-dbg.c b/drivers/acpi/apei/erst-dbg.c index 5281ddd..da1228a 100644 --- a/drivers/acpi/apei/erst-dbg.c +++ b/drivers/acpi/apei/erst-dbg.c @@ -2,7 +2,7 @@ * APEI Error Record Serialization Table debug support * * ERST is a way provided by APEI to save and retrieve hardware error - * infomation to and from a persistent store. This file provide the + * information to and from a persistent store. This file provide the * debugging/testing support for ERST kernel support and firmware * implementation. * @@ -111,11 +111,13 @@ retry: goto out; } if (len > erst_dbg_buf_len) { - kfree(erst_dbg_buf); + void *p; rc = -ENOMEM; - erst_dbg_buf = kmalloc(len, GFP_KERNEL); - if (!erst_dbg_buf) + p = kmalloc(len, GFP_KERNEL); + if (!p) goto out; + kfree(erst_dbg_buf); + erst_dbg_buf = p; erst_dbg_buf_len = len; goto retry; } @@ -150,11 +152,13 @@ static ssize_t erst_dbg_write(struct file *filp, const char __user *ubuf, if (mutex_lock_interruptible(&erst_dbg_mutex)) return -EINTR; if (usize > erst_dbg_buf_len) { - kfree(erst_dbg_buf); + void *p; rc = -ENOMEM; - erst_dbg_buf = kmalloc(usize, GFP_KERNEL); - if (!erst_dbg_buf) + p = kmalloc(usize, GFP_KERNEL); + if (!p) goto out; + kfree(erst_dbg_buf); + erst_dbg_buf = p; erst_dbg_buf_len = usize; } rc = copy_from_user(erst_dbg_buf, ubuf, usize); |