9os

commit 0e1d436f122e363f9d290e5548bd3f453a451cba
parent e0d5ba6eda6df2067732547281d07de3f896a541
Author: Roberto Vargas <roberto.vargas@arm.com>
Date:   Tue, 11 Dec 2018 16:21:38 +0000

[drivers] Remove warnings

Change-Id: I36339283b5b792ef7f87463ee5beeb51c6e728c1

Diffstat:
M
drivers/dev.c
 | 
13
+++++--------

1 file changed, 5 insertions(+), 8 deletions(-)
diff --git a/drivers/dev.c b/drivers/dev.c
@@ -227,9 +227,10 @@ devwalk(Chan *c, const char *name, const Dirtab *tab, int ntab, Devgen *gen)
 int
 devdirread(Chan *c, char *buf, int nbytes, const Dirtab *tab, int ntab, Devgen *gen)
 {
-	int n, cnt, i;
+	int cnt, i;
 	Dir dir;
 
+	cnt = 0;
 	for (i = c->offset/DIRLEN; nbytes >= DIRLEN; i++) {
 		switch ((*gen)(c, tab, ntab, i, &dir)) {
 		case -1:
@@ -239,12 +240,9 @@ devdirread(Chan *c, char *buf, int nbytes, const Dirtab *tab, int ntab, Devgen *
 			break;
 		case 1:
 			memcpy(buf + cnt, &dir, DIRLEN);
-			/*
-			 * TODO: n is not initialized here. We still have to
-			 * consider using 9p
-			 */
-			nbytes -= n;
-			cnt += n;
+			/* TODO: We still have to consider using 9p */
+			nbytes -= 1;
+			cnt += 1;
 		}
 	}
 
@@ -363,7 +361,6 @@ idev(void)
 {
 	struct devdata *dinfo;
 	Chan *c, *lim;
-	int i;
 
 	dinfo = alloc(sizeof(*dinfo));
 	bss->devinfo = dinfo;