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Commit deceb4c0 authored by Florian Fainelli's avatar Florian Fainelli Committed by David S. Miller
Browse files

net: fix comment above build_skb() 



build_skb() specifies that the data parameter must come from a kmalloc'd
area, this is only true if frag_size equals 0, because then build_skb()
will use kzsize(data) to figure out the actual data size. Update the
comment to reflect that special condition.

Signed-off-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 2bf420a7

net/core/skbuff.c

+2 −1
Original line number Diff line number Diff line
@@ -309,7 +309,8 @@ EXPORT_SYMBOL(__alloc_skb); 
 * @frag_size: size of fragment, or 0 if head was kmalloced

 *

 * Allocate a new &sk_buff. Caller provides space holding head and

 * skb_shared_info. @data must have been allocated by kmalloc()

 * skb_shared_info. @data must have been allocated by kmalloc() only if

 * @frag_size is 0, otherwise data should come from the page allocator.

 * The return is the new skb buffer.

 * On a failure the return is %NULL, and @data is not freed.

 * Notes :