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mtd: fix wrong open() return code checks

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17666 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd
2009-09-21 19:13:34 +00:00
parent e2813918b9
commit f0c31da5a2
2 changed files with 9 additions and 9 deletions
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12
package/mtd/src/mtd.c
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@@ -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);
}