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authorSimon Glass <sjg@chromium.org>2017-08-03 12:22:12 -0600
committerTom Rini <trini@konsulko.com>2017-08-16 08:30:24 -0400
commit00caae6d47645e68d6e5277aceb69592b49381a6 (patch)
treec361aa0cea3093b93c1118266fe9e2b44ac6e453 /drivers/serial
parentfd1e959e91d2b0b2e853d09dd9167dfff18a616c (diff)
env: Rename getenv/_f() to env_get()
We are now using an env_ prefix for environment functions. Rename these two functions for consistency. Also add function comments in common.h. Quite a few places use getenv() in a condition context, provoking a warning from checkpatch. These are fixed up in this patch also. Suggested-by: Wolfgang Denk <wd@denx.de> Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers/serial')
-rw-r--r--drivers/serial/usbtty.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/serial/usbtty.c b/drivers/serial/usbtty.c
index 29799dce93..353109c070 100644
--- a/drivers/serial/usbtty.c
+++ b/drivers/serial/usbtty.c
@@ -526,9 +526,9 @@ int drv_usbtty_init (void)
int snlen;
/* Ger seiral number */
- if (!(sn = getenv("serial#"))) {
+ sn = env_get("serial#");
+ if (!sn)
sn = "000000000000";
- }
snlen = strlen(sn);
if (snlen > sizeof(serial_number) - 1) {
printf ("Warning: serial number %s is too long (%d > %lu)\n",
@@ -540,10 +540,9 @@ int drv_usbtty_init (void)
/* Decide on which type of UDC device to be.
*/
-
- if(!(tt = getenv("usbtty"))) {
+ tt = env_get("usbtty");
+ if (!tt)
tt = "generic";
- }
usbtty_init_terminal_type(strcmp(tt,"cdc_acm"));
/* prepare buffers... */