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authorThanos Makatos <thanos.makatos@nutanix.com>2019-09-27 10:02:15 -0400
committerThanos <tmakatos@gmail.com>2019-09-27 15:59:11 +0100
commit4ae51e4494d1b2b2103b30b6ccf52a92e08879b9 (patch)
tree485d663994440316495cd3e6fa483b75d572a2ac /lib/libmuser.c
parentfbc18b7ac91349ce75286cd34f9fe00aab952083 (diff)
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use local variable for clarity
Signed-off-by: Thanos Makatos <thanos.makatos@nutanix.com>
Diffstat (limited to 'lib/libmuser.c')
-rw-r--r--lib/libmuser.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/libmuser.c b/lib/libmuser.c
index aa4cf5f..2f08520 100644
--- a/lib/libmuser.c
+++ b/lib/libmuser.c
@@ -781,7 +781,7 @@ muser_access(lm_ctx_t * const lm_ctx, struct muser_cmd *const cmd,
char *data;
int err;
unsigned int i;
- size_t count = 0;
+ size_t count = 0, _count;
ssize_t ret;
/* TODO how big do we expect count to be? Can we use alloca(3) instead? */
@@ -814,13 +814,13 @@ muser_access(lm_ctx_t * const lm_ctx, struct muser_cmd *const cmd,
#endif
}
- count = cmd->rw.count;
- cmd->err = muser_pci_hdr_access(lm_ctx, &cmd->rw.count, &cmd->rw.pos,
+ count = _count = cmd->rw.count;
+ cmd->err = muser_pci_hdr_access(lm_ctx, &_count, &cmd->rw.pos,
is_write, data);
if (cmd->err) {
lm_log(lm_ctx, LM_ERR, "failed to access PCI header: %d\n", cmd->err);
#ifndef LM_TERSE_LOGGING
- dump_buffer(lm_ctx, "buffer write", data, cmd->rw.count);
+ dump_buffer(lm_ctx, "buffer write", data, _count);
#endif
}
@@ -828,8 +828,8 @@ muser_access(lm_ctx_t * const lm_ctx, struct muser_cmd *const cmd,
* count is how much has been processed by muser_pci_hdr_access,
* cmd->rw.count is how much there's left to be processed by lm_access
*/
- count -= cmd->rw.count;
- ret = lm_access(lm_ctx, data + count, cmd->rw.count, &cmd->rw.pos,
+ count -= _count;
+ ret = lm_access(lm_ctx, data + count, _count, &cmd->rw.pos,
is_write);
if (!is_write && ret >= 0) {
ret += count;