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kernel: pipe: runtime error checking

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Add runtime error checking to k_pipe_cleanup and k_pipe_get and remove
asserts.
Adapted test which was expecting a fault to handle errors instead.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>
This commit is contained in:
Anas Nashif 2019-06-16 08:22:08 -04:00
commit 361a84d07f
3 changed files with 22 additions and 23 deletions
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5
include/kernel.h
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@ -4155,9 +4155,11 @@ void k_pipe_init(struct k_pipe *pipe, unsigned char *buffer, size_t size);
* if the buffer wasn't dynamically allocated.
*
* @param pipe Address of the pipe.
* @retval 0 on success
* @retval -EAGAIN nothing to cleanup
* @req K-PIPE-002
*/
void k_pipe_cleanup(struct k_pipe *pipe);
int k_pipe_cleanup(struct k_pipe *pipe);
/**
* @brief Initialize a pipe and allocate a buffer for it
@ -4216,6 +4218,7 @@ __syscall int k_pipe_put(struct k_pipe *pipe, void *data,
* and K_FOREVER.
*
* @retval 0 At least @a min_xfer bytes of data were read.
* @retval -EINVAL invalid parameters supplied
* @retval -EIO Returned without waiting; zero data bytes were read.
* @retval -EAGAIN Waiting period timed out; between zero and @a min_xfer
* minus one data bytes were read.