From: Monam Agarwal Date: Sat, 22 Mar 2014 20:32:29 +0000 (+0530) Subject: drivers/block: Use RCU_INIT_POINTER(x, NULL) in drbd/drbd_state.c X-Git-Tag: omap-for-v3.17/fixes-against-rc2~74^2~33 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ccdd6a93ee0c4a68cfaeddc80a87fc092ff35b96;p=pandora-kernel.git drivers/block: Use RCU_INIT_POINTER(x, NULL) in drbd/drbd_state.c This patch replaces rcu_assign_pointer(x, NULL) with RCU_INIT_POINTER(x, NULL) The rcu_assign_pointer() ensures that the initialization of a structure is carried out before storing a pointer to that structure. And in the case of the NULL pointer, there is no structure to initialize. So, rcu_assign_pointer(p, NULL) can be safely converted to RCU_INIT_POINTER(p, NULL) Signed-off-by: Monam Agarwal Signed-off-by: Lars Ellenberg --- Reading git-diff-tree failed