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authorRussell King <rmk+kernel@arm.linux.org.uk>2012-01-21 04:28:53 -0500
committerRussell King <rmk+kernel@arm.linux.org.uk>2012-01-21 10:46:25 -0500
commit2a7f51a3e08cdaeea78d9e101a0079422a55bbc3 (patch)
treeaa7bd825268bcd0438f502dbf90de03844cf90c5 /include
parent98250221691f728b7cad6deed98866f8847e683f (diff)
MFD: mcp-core: fix mcp_priv() to be more type safe
mcp_priv() does unexpected things when passed a void pointer. Make it a typed inline function, which ensures that it works correctly in these cases. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include')
-rw-r--r--include/linux/mfd/mcp.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/mfd/mcp.h b/include/linux/mfd/mcp.h
index ee496708e38b..f88c1cc0cb0f 100644
--- a/include/linux/mfd/mcp.h
+++ b/include/linux/mfd/mcp.h
@@ -64,6 +64,9 @@ void mcp_driver_unregister(struct mcp_driver *);
64#define mcp_get_drvdata(mcp) dev_get_drvdata(&(mcp)->attached_device) 64#define mcp_get_drvdata(mcp) dev_get_drvdata(&(mcp)->attached_device)
65#define mcp_set_drvdata(mcp,d) dev_set_drvdata(&(mcp)->attached_device, d) 65#define mcp_set_drvdata(mcp,d) dev_set_drvdata(&(mcp)->attached_device, d)
66 66
67#define mcp_priv(mcp) ((void *)((mcp)+1)) 67static inline void *mcp_priv(struct mcp *mcp)
68{
69 return mcp + 1;
70}
68 71
69#endif 72#endif