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vga_switcheroo: comparing too few characters in strncmp()

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This is a copy-and-paste bug.  We should be comparing 4 characters here
instead of 3.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dan Carpenter 2011-01-07 08:12:27 +03:00 committed by Dave Airlie
parent dfe63bb0ad
commit fea6f330cd
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/vga/vga_switcheroo.c
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@ -346,11 +346,11 @@ vga_switcheroo_debugfs_write(struct file *filp, const char __user *ubuf,
if (strncmp(usercmd, "DIS", 3) == 0)
client_id = VGA_SWITCHEROO_DIS;
if (strncmp(usercmd, "MIGD", 3) == 0) {
if (strncmp(usercmd, "MIGD", 4) == 0) {
just_mux = true;
client_id = VGA_SWITCHEROO_IGD;
}
if (strncmp(usercmd, "MDIS", 3) == 0) {
if (strncmp(usercmd, "MDIS", 4) == 0) {
just_mux = true;
client_id = VGA_SWITCHEROO_DIS;
}