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-rw-r--r--package/mtd/src/mtd.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/package/mtd/src/mtd.c b/package/mtd/src/mtd.c
index bd966ab7dc..2639b4ebb5 100644
--- a/package/mtd/src/mtd.c
+++ b/package/mtd/src/mtd.c
@@ -98,13 +98,13 @@ int mtd_check_open(const char *mtd)
fd = mtd_open(mtd, false);
if(fd < 0) {
fprintf(stderr, "Could not open mtd device: %s\n", mtd);
- return 0;
+ return -1;
}
if(ioctl(fd, MEMGETINFO, &mtdInfo)) {
fprintf(stderr, "Could not get MTD device info from %s\n", mtd);
close(fd);
- return 0;
+ return -1;
}
mtdsize = mtdInfo.size;
erasesize = mtdInfo.erasesize;
@@ -162,7 +162,7 @@ static int mtd_check(const char *mtd)
}
fd = mtd_check_open(mtd);
- if (!fd)
+ if (fd < 0)
return 0;
if (!buf)
@@ -199,7 +199,7 @@ mtd_unlock(const char *mtd)
}
fd = mtd_check_open(mtd);
- if(fd <= 0) {
+ if(fd < 0) {
fprintf(stderr, "Could not open mtd device: %s\n", mtd);
exit(1);
}
@@ -230,7 +230,7 @@ mtd_erase(const char *mtd)
fprintf(stderr, "Erasing %s ...\n", mtd);
fd = mtd_check_open(mtd);
- if(fd <= 0) {
+ if(fd < 0) {
fprintf(stderr, "Could not open mtd device: %s\n", mtd);
exit(1);
}
@@ -260,7 +260,7 @@ mtd_refresh(const char *mtd)
fprintf(stderr, "Refreshing mtd partition %s ... ", mtd);
fd = mtd_check_open(mtd);
- if(fd <= 0) {
+ if(fd < 0) {
fprintf(stderr, "Could not open mtd device: %s\n", mtd);
exit(1);
}