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compat: add IS_ERR_OR_NULL()
author
Hauke Mehrtens
<hauke@hauke-m.de>
Wed, 28 Sep 2011 18:43:44 +0000
(20:43 +0200)
committer
Luis R. Rodriguez
<mcgrof@qca.qualcomm.com>
Wed, 28 Sep 2011 20:40:47 +0000
(13:40 -0700)
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
include/linux/compat-2.6.33.h
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diff --git
a/include/linux/compat-2.6.33.h
b/include/linux/compat-2.6.33.h
index 43f19893f4571cf37dbc89d3e9c27b05dce773a7..386ee4c9c0ad02b7062bfefe4fdd05477030db62 100644
(file)
--- a/
include/linux/compat-2.6.33.h
+++ b/
include/linux/compat-2.6.33.h
@@
-144,6
+144,11
@@
static inline bool pci_is_pcie(struct pci_dev *dev)
#define __always_unused /* unimplemented */
#endif
+static inline long __must_check IS_ERR_OR_NULL(const void *ptr)
+{
+ return !ptr || IS_ERR_VALUE((unsigned long)ptr);
+}
+
#endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33)) */
#endif /* LINUX_26_33_COMPAT_H */