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-rw-r--r--Documentation/CodingGuidelines3
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diff --git a/Documentation/CodingGuidelines b/Documentation/CodingGuidelines
index 88971dea91..6350949f2e 100644
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+++ b/Documentation/CodingGuidelines
@@ -315,6 +315,9 @@ For C programs:
encouraged to have a blank line between the end of the declarations
and the first statement in the block.
+ - Do not explicitly initialize global variables to 0 or NULL;
+ instead, let BSS take care of the zero initialization.
+
- NULL pointers shall be written as NULL, not as 0.
- When declaring pointers, the star sides with the variable